Add support for downloading single blobs

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

diff --git a/Makefile b/Makefile
index 24c396320711599443e47a54f66cdf3cf9f61a73..7c0527b0ff81623c051b68ae59a6f42aaa52fa81 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -9,7 +9,7 @@ CACHE_ROOT = /var/cache/cgit
 EXTLIBS = $(gitsrc)/libgit.a $(gitsrc)/xdiff/lib.a -lz -lcrypto
 OBJECTS = shared.o cache.o parsing.o html.o ui-shared.o ui-repolist.o \
        ui-summary.o ui-log.o ui-view.o ui-tree.o ui-commit.o ui-diff.o \
-       ui-snapshot.o
+       ui-snapshot.o ui-blob.o
 
 CFLAGS += -Wall
 

diff --git a/cgit.c b/cgit.c
index 6dddcbbc91896555330f749592b47b1f111f7547..28bab8d2f2c9dfbe3a7f01fee5a9a508e2ecf952 100644 (file)
--- a/cgit.c
+++ b/cgit.c
@@ -79,11 +79,16 @@ static void cgit_print_repo_page(struct cacheitem *item)
        show_search = 0;
        setenv("GIT_DIR", cgit_repo->path, 1);
 
-       if (cgit_repo->snapshots && cgit_query_page && 
-           !strcmp(cgit_query_page, "snapshot")) {
+       if (cgit_query_page) {
+           if (cgit_repo->snapshots && !strcmp(cgit_query_page, "snapshot")) {
                cgit_print_snapshot(item, cgit_query_sha1, "zip", 
                                    cgit_repo->url, cgit_query_name);
                return;
+           }
+           if (!strcmp(cgit_query_page, "blob")) {
+                   cgit_print_blob(item, cgit_query_sha1, cgit_query_path);
+                   return;
+           }
        }
 
        if (cgit_query_page && !strcmp(cgit_query_page, "log"))

diff --git a/cgit.h b/cgit.h
index 26152310e62e43f624b4510df79e64be2564aaf4..292e488b8a06d3bf4eb5dc34e8a629fd5735681e 100644 (file)
--- a/cgit.h
+++ b/cgit.h
@@ -156,6 +156,7 @@ extern void cgit_print_repolist(struct cacheitem *item);
 extern void cgit_print_summary();
 extern void cgit_print_log(const char *tip, int ofs, int cnt, char *grep);
 extern void cgit_print_view(const char *hex, char *path);
+extern void cgit_print_blob(struct cacheitem *item, const char *hex, char *path);
 extern void cgit_print_tree(const char *hex, char *path);
 extern void cgit_print_commit(const char *hex);
 extern void cgit_print_diff(const char *old_hex, const char *new_hex);

diff --git a/ui-blob.c b/ui-blob.c
new file mode 100644 (file)
index 0000000..f5b844b
--- /dev/null
+++ b/ui-blob.c
@@ -0,0 +1,31 @@
+#include "cgit.h"
+
+void cgit_print_blob(struct cacheitem *item, const char *hex, char *path)
+{
+
+       unsigned char sha1[20];
+       enum object_type type;
+       unsigned char *buf;
+       unsigned long size;
+
+       if (get_sha1_hex(hex, sha1)){
+               cgit_print_error(fmt("Bad hex value: %s", hex));
+               return;
+       }
+
+       type = sha1_object_info(sha1, &size);
+       if (type == OBJ_BAD) {
+               cgit_print_error(fmt("Bad object name: %s", hex));
+               return;
+       }
+
+       buf = read_sha1_file(sha1, &type, &size);
+       if (!buf) {
+               cgit_print_error(fmt("Error reading object %s", hex));
+               return;
+       }
+
+       buf[size] = '\0';
+       cgit_print_snapshot_start("text/plain", path, item);
+       write(htmlfd, buf, size);
+}

diff --git a/ui-view.c b/ui-view.c
index 7d022fdf501dc06b1bf9f641b29715466967d98a..dbe4b29d18dc8f799075d93b88b02662813e903f 100644 (file)
--- a/ui-view.c
+++ b/ui-view.c
@@ -40,6 +40,13 @@ void cgit_print_view(const char *hex, char *path)
        htmlf("%s %s, %li bytes", typename(type), hex, size);
        if (path)
                html(")");
+
+       html(" <a href='");
+       html_attr(cgit_pageurl(cgit_query_repo, "blob", 
+                              fmt("id=%s&path=%s", 
+                                  hex,
+                                  path)));
+       html("'>download</a>");
        html("</th></tr>\n");
        html("<tr><td class='blob'>\n");
        html_txt(buf);