mirror of
https://gitea.quitesimple.org/crtxcr/cgitsb
synced 2024-12-04 10:08:15 +01:00
147 lines
3.2 KiB
C
147 lines
3.2 KiB
C
/* ui-plain.c: functions for output of plain blobs by path
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*
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* Copyright (C) 2008 Lars Hjemli
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*
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* Licensed under GNU General Public License v2
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* (see COPYING for full license text)
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*/
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#include "cgit.h"
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#include "html.h"
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#include "ui-shared.h"
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int match_baselen;
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int match;
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static void print_object(const unsigned char *sha1, const char *path)
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{
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enum object_type type;
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char *buf, *ext;
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unsigned long size;
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struct string_list_item *mime;
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type = sha1_object_info(sha1, &size);
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if (type == OBJ_BAD) {
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html_status(404, "Not found", 0);
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return;
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}
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buf = read_sha1_file(sha1, &type, &size);
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if (!buf) {
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html_status(404, "Not found", 0);
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return;
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}
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ctx.page.mimetype = NULL;
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ext = strrchr(path, '.');
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if (ext && *(++ext)) {
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mime = string_list_lookup(&ctx.cfg.mimetypes, ext);
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if (mime)
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ctx.page.mimetype = (char *)mime->util;
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}
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if (!ctx.page.mimetype) {
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if (buffer_is_binary(buf, size))
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ctx.page.mimetype = "application/octet-stream";
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else
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ctx.page.mimetype = "text/plain";
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}
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ctx.page.filename = fmt("%s", path);
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ctx.page.size = size;
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ctx.page.etag = sha1_to_hex(sha1);
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cgit_print_http_headers(&ctx);
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html_raw(buf, size);
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match = 1;
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}
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static void print_dir(const unsigned char *sha1, const char *path,
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const char *base)
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{
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char *fullpath;
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if (path[0] || base[0])
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fullpath = fmt("/%s%s/", base, path);
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else
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fullpath = "/";
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ctx.page.etag = sha1_to_hex(sha1);
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cgit_print_http_headers(&ctx);
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htmlf("<html><head><title>%s</title></head>\n<body>\n"
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" <h2>%s</h2>\n <ul>\n", fullpath, fullpath);
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if (path[0] || base[0])
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html(" <li><a href=\"../\">../</a></li>\n");
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match = 2;
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}
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static void print_dir_entry(const unsigned char *sha1, const char *path,
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unsigned mode)
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{
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const char *sep = "";
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if (S_ISDIR(mode))
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sep = "/";
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htmlf(" <li><a href=\"%s%s\">%s%s</a></li>\n", path, sep, path, sep);
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match = 2;
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}
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static void print_dir_tail(void)
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{
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html(" </ul>\n</body></html>\n");
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}
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static int walk_tree(const unsigned char *sha1, const char *base, int baselen,
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const char *pathname, unsigned mode, int stage,
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void *cbdata)
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{
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if (baselen == match_baselen) {
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if (S_ISREG(mode))
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print_object(sha1, pathname);
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else if (S_ISDIR(mode)) {
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print_dir(sha1, pathname, base);
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return READ_TREE_RECURSIVE;
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}
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}
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else if (baselen > match_baselen)
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print_dir_entry(sha1, pathname, mode);
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else if (S_ISDIR(mode))
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return READ_TREE_RECURSIVE;
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return 0;
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}
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static int basedir_len(const char *path)
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{
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char *p = strrchr(path, '/');
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if (p)
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return p - path + 1;
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return 0;
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}
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void cgit_print_plain(struct cgit_context *ctx)
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{
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const char *rev = ctx->qry.sha1;
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unsigned char sha1[20];
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struct commit *commit;
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const char *paths[] = {ctx->qry.path, NULL};
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if (!rev)
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rev = ctx->qry.head;
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if (get_sha1(rev, sha1)) {
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html_status(404, "Not found", 0);
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return;
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}
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commit = lookup_commit_reference(sha1);
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if (!commit || parse_commit(commit)) {
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html_status(404, "Not found", 0);
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return;
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}
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if (!paths[0]) {
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paths[0] = "";
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match_baselen = -1;
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print_dir(commit->tree->object.sha1, "", "");
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}
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else
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match_baselen = basedir_len(paths[0]);
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read_tree_recursive(commit->tree, "", 0, 0, paths, walk_tree, NULL);
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if (!match)
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html_status(404, "Not found", 0);
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else if (match == 2)
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print_dir_tail();
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}
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