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ab2ab95f09
Make a link from the commit viewer to a snapshot of the corresponding tree. Currently only zip-format is supported. Signed-off-by: Lars Hjemli <hjemli@gmail.com>
48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
/* ui-snapshot.c: generate snapshot of a commit
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*
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* Copyright (C) 2006 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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static void cgit_print_zip(struct cacheitem *item, const char *hex,
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const char *prefix, const char *filename)
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{
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struct archiver_args args;
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struct commit *commit;
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unsigned char sha1[20];
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if (get_sha1(hex, sha1)) {
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cgit_print_error(fmt("Bad object id: %s", hex));
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return;
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}
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commit = lookup_commit_reference(sha1);
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if (!commit) {
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cgit_print_error(fmt("Not a commit reference: %s", hex));
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return;
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}
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memset(&args, 0, sizeof(args));
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args.base = fmt("%s/", prefix);
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args.tree = commit->tree;
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cgit_print_snapshot_start("application/x-zip", filename, item);
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write_zip_archive(&args);
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}
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void cgit_print_snapshot(struct cacheitem *item, const char *hex,
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const char *format, const char *prefix,
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const char *filename)
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{
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if (!strcmp(format, "zip"))
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cgit_print_zip(item, hex, prefix, filename);
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else
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cgit_print_error(fmt("Unsupported snapshot format: %s",
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format));
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}
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