80 rader
1.8 KiB
C
80 rader
1.8 KiB
C
/* ui-blob.c: show blob content
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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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static char *match_path;
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static unsigned char *matched_sha1;
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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, void *cbdata) {
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if(strncmp(base,match_path,baselen)
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|| strcmp(match_path+baselen,pathname) )
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return READ_TREE_RECURSIVE;
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memmove(matched_sha1,sha1,20);
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return 0;
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}
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void cgit_print_blob(const char *hex, char *path, const char *head)
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{
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unsigned char sha1[20];
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enum object_type type;
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char *buf;
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unsigned long size;
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struct commit *commit;
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const char *paths[] = {path, NULL};
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if (hex) {
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if (get_sha1_hex(hex, sha1)){
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cgit_print_error(fmt("Bad hex value: %s", hex));
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return;
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}
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} else {
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if (get_sha1(head,sha1)) {
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cgit_print_error(fmt("Bad ref: %s", head));
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return;
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}
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}
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type = sha1_object_info(sha1, &size);
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if((!hex) && type == OBJ_COMMIT && path) {
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commit = lookup_commit_reference(sha1);
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match_path = path;
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matched_sha1 = sha1;
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read_tree_recursive(commit->tree, NULL, 0, 0, paths, walk_tree, NULL);
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type = sha1_object_info(sha1,&size);
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}
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if (type == OBJ_BAD) {
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cgit_print_error(fmt("Bad object name: %s", hex));
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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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cgit_print_error(fmt("Error reading object %s", hex));
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return;
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}
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buf[size] = '\0';
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ctx.page.mimetype = ctx.qry.mimetype;
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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 = path;
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cgit_print_http_headers(&ctx);
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write(htmlfd, buf, size);
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}
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