diff options
Diffstat (limited to 'www/git.causal.agency/cgit/ui-tree.c')
| -rw-r--r-- | www/git.causal.agency/cgit/ui-tree.c | 411 |
1 files changed, 0 insertions, 411 deletions
diff --git a/www/git.causal.agency/cgit/ui-tree.c b/www/git.causal.agency/cgit/ui-tree.c deleted file mode 100644 index 21e0b884..00000000 --- a/www/git.causal.agency/cgit/ui-tree.c +++ /dev/null @@ -1,411 +0,0 @@ -/* ui-tree.c: functions for tree output - * - * Copyright (C) 2006-2017 cgit Development Team <cgit@lists.zx2c4.com> - * - * Licensed under GNU General Public License v2 - * (see COPYING for full license text) - */ - -#include "cgit.h" -#include "ui-tree.h" -#include "html.h" -#include "ui-shared.h" - -struct walk_tree_context { - char *curr_rev; - char *match_path; - int state; -}; - -static void print_text_buffer(const char *name, char *buf, unsigned long size) -{ - unsigned long lineno, idx; - const char *numberfmt = "<a id='n%1$d' href='#n%1$d'>%1$d</a>\n"; - - html("<table summary='blob content' class='blob'>\n"); - - if (ctx.cfg.enable_tree_linenumbers) { - html("<tr><td class='linenumbers'><pre>"); - idx = 0; - lineno = 0; - - if (size) { - htmlf(numberfmt, ++lineno); - while (idx < size - 1) { // skip absolute last newline - if (buf[idx] == '\n') - htmlf(numberfmt, ++lineno); - idx++; - } - } - html("</pre></td>\n"); - } - else { - html("<tr>\n"); - } - - if (ctx.repo->source_filter) { - char *filter_arg = xstrdup(name); - html("<td class='lines'><pre><code>"); - cgit_open_filter(ctx.repo->source_filter, filter_arg); - html_raw(buf, size); - cgit_close_filter(ctx.repo->source_filter); - free(filter_arg); - html("</code></pre></td></tr></table>\n"); - return; - } - - html("<td class='lines'><pre><code>"); - html_txt(buf); - html("</code></pre></td></tr></table>\n"); -} - -#define ROWLEN 32 - -static void print_binary_buffer(char *buf, unsigned long size) -{ - unsigned long ofs, idx; - static char ascii[ROWLEN + 1]; - - html("<table summary='blob content' class='bin-blob'>\n"); - html("<tr><th>ofs</th><th>hex dump</th><th>ascii</th></tr>"); - for (ofs = 0; ofs < size; ofs += ROWLEN, buf += ROWLEN) { - htmlf("<tr><td class='right'>%04lx</td><td class='hex'>", ofs); - for (idx = 0; idx < ROWLEN && ofs + idx < size; idx++) - htmlf("%*s%02x", - idx == 16 ? 4 : 1, "", - buf[idx] & 0xff); - html(" </td><td class='hex'>"); - for (idx = 0; idx < ROWLEN && ofs + idx < size; idx++) - ascii[idx] = isgraph(buf[idx]) ? buf[idx] : '.'; - ascii[idx] = '\0'; - html_txt(ascii); - html("</td></tr>\n"); - } - html("</table>\n"); -} - -static void print_object(const struct object_id *oid, const char *path, const char *basename, const char *rev) -{ - enum object_type type; - char *buf; - unsigned long size; - int is_binary; - - type = oid_object_info(the_repository, oid, &size); - if (type == OBJ_BAD) { - cgit_print_error_page(404, "Not found", - "Bad object name: %s", oid_to_hex(oid)); - return; - } - - buf = read_object_file(oid, &type, &size); - if (!buf) { - cgit_print_error_page(500, "Internal server error", - "Error reading object %s", oid_to_hex(oid)); - return; - } - is_binary = buffer_is_binary(buf, size); - - cgit_set_title_from_path(path); - - cgit_print_layout_start(); - htmlf("blob: %s (", oid_to_hex(oid)); - cgit_plain_link("plain", NULL, NULL, ctx.qry.head, - rev, path); - if (ctx.repo->enable_blame && !is_binary) { - html(") ("); - cgit_blame_link("blame", NULL, NULL, ctx.qry.head, - rev, path); - } - html(")\n"); - - if (ctx.cfg.max_blob_size && size / 1024 > ctx.cfg.max_blob_size) { - htmlf("<div class='error'>blob size (%ldKB) exceeds display size limit (%dKB).</div>", - size / 1024, ctx.cfg.max_blob_size); - return; - } - - if (is_binary) - print_binary_buffer(buf, size); - else - print_text_buffer(basename, buf, size); - - free(buf); -} - -struct single_tree_ctx { - struct strbuf *path; - struct object_id oid; - char *name; - size_t count; -}; - -static int single_tree_cb(const struct object_id *oid, struct strbuf *base, - const char *pathname, unsigned mode, void *cbdata) -{ - struct single_tree_ctx *ctx = cbdata; - - if (++ctx->count > 1) - return -1; - - if (!S_ISDIR(mode)) { - ctx->count = 2; - return -1; - } - - ctx->name = xstrdup(pathname); - oidcpy(&ctx->oid, oid); - strbuf_addf(ctx->path, "/%s", pathname); - return 0; -} - -static void write_tree_link(const struct object_id *oid, char *name, - char *rev, struct strbuf *fullpath) -{ - size_t initial_length = fullpath->len; - struct tree *tree; - struct single_tree_ctx tree_ctx = { - .path = fullpath, - .count = 1, - }; - struct pathspec paths = { - .nr = 0 - }; - - oidcpy(&tree_ctx.oid, oid); - - while (tree_ctx.count == 1) { - cgit_tree_link(name, NULL, "ls-dir", ctx.qry.head, rev, - fullpath->buf); - - tree = lookup_tree(the_repository, &tree_ctx.oid); - if (!tree) - return; - - free(tree_ctx.name); - tree_ctx.name = NULL; - tree_ctx.count = 0; - - read_tree(the_repository, tree, &paths, single_tree_cb, &tree_ctx); - - if (tree_ctx.count != 1) - break; - - html(" / "); - name = tree_ctx.name; - } - - strbuf_setlen(fullpath, initial_length); -} - -static int ls_item(const struct object_id *oid, struct strbuf *base, - const char *pathname, unsigned mode, void *cbdata) -{ - struct walk_tree_context *walk_tree_ctx = cbdata; - char *name; - struct strbuf fullpath = STRBUF_INIT; - struct strbuf linkpath = STRBUF_INIT; - struct strbuf class = STRBUF_INIT; - enum object_type type; - unsigned long size = 0; - char *buf; - - name = xstrdup(pathname); - strbuf_addf(&fullpath, "%s%s%s", ctx.qry.path ? ctx.qry.path : "", - ctx.qry.path ? "/" : "", name); - - if (!S_ISGITLINK(mode)) { - type = oid_object_info(the_repository, oid, &size); - if (type == OBJ_BAD) { - htmlf("<tr><td colspan='3'>Bad object: %s %s</td></tr>", - name, - oid_to_hex(oid)); - goto cleanup; - } - } - - html("<tr><td class='ls-mode'>"); - cgit_print_filemode(mode); - html("</td><td>"); - if (S_ISGITLINK(mode)) { - cgit_submodule_link("ls-mod", fullpath.buf, oid_to_hex(oid)); - } else if (S_ISDIR(mode)) { - write_tree_link(oid, name, walk_tree_ctx->curr_rev, - &fullpath); - } else { - char *ext = strrchr(name, '.'); - strbuf_addstr(&class, "ls-blob"); - if (ext) - strbuf_addf(&class, " %s", ext + 1); - cgit_tree_link(name, NULL, class.buf, ctx.qry.head, - walk_tree_ctx->curr_rev, fullpath.buf); - } - if (S_ISLNK(mode)) { - html(" -> "); - buf = read_object_file(oid, &type, &size); - if (!buf) { - htmlf("Error reading object: %s", oid_to_hex(oid)); - goto cleanup; - } - strbuf_addbuf(&linkpath, &fullpath); - strbuf_addf(&linkpath, "/../%s", buf); - strbuf_normalize_path(&linkpath); - cgit_tree_link(buf, NULL, class.buf, ctx.qry.head, - walk_tree_ctx->curr_rev, linkpath.buf); - free(buf); - strbuf_release(&linkpath); - } - htmlf("</td><td class='ls-size'>%li</td>", size); - - html("<td>"); - cgit_log_link("log", NULL, "button", ctx.qry.head, - walk_tree_ctx->curr_rev, fullpath.buf, 0, NULL, NULL, - ctx.qry.showmsg, 0); - if (ctx.repo->max_stats) { - html(" "); - cgit_stats_link("stats", NULL, "button", ctx.qry.head, - fullpath.buf); - } - if (!S_ISGITLINK(mode)) { - html(" "); - cgit_plain_link("plain", NULL, "button", ctx.qry.head, - walk_tree_ctx->curr_rev, fullpath.buf); - } - if (!S_ISDIR(mode) && ctx.repo->enable_blame) { - html(" "); - cgit_blame_link("blame", NULL, "button", ctx.qry.head, - walk_tree_ctx->curr_rev, fullpath.buf); - } - html("</td></tr>\n"); - -cleanup: - free(name); - strbuf_release(&fullpath); - strbuf_release(&class); - return 0; -} - -static void ls_head(void) -{ - cgit_print_layout_start(); - html("<table summary='tree listing' class='list'>\n"); - html("<tr class='nohover'>"); - html("<th class='left'>Mode</th>"); - html("<th class='left'>Name</th>"); - html("<th class='right'>Size</th>"); - html("<th/>"); - html("</tr>\n"); -} - -static void ls_tail(void) -{ - html("</table>\n"); - cgit_print_layout_end(); -} - -static void ls_tree(const struct object_id *oid, const char *path, struct walk_tree_context *walk_tree_ctx) -{ - struct tree *tree; - struct pathspec paths = { - .nr = 0 - }; - - tree = parse_tree_indirect(oid); - if (!tree) { - cgit_print_error_page(404, "Not found", - "Not a tree object: %s", oid_to_hex(oid)); - return; - } - - ls_head(); - read_tree(the_repository, tree, &paths, ls_item, walk_tree_ctx); - ls_tail(); -} - - -static int walk_tree(const struct object_id *oid, struct strbuf *base, - const char *pathname, unsigned mode, void *cbdata) -{ - struct walk_tree_context *walk_tree_ctx = cbdata; - - if (walk_tree_ctx->state == 0) { - struct strbuf buffer = STRBUF_INIT; - - strbuf_addbuf(&buffer, base); - strbuf_addstr(&buffer, pathname); - if (strcmp(walk_tree_ctx->match_path, buffer.buf)) - return READ_TREE_RECURSIVE; - - if (S_ISDIR(mode)) { - walk_tree_ctx->state = 1; - cgit_set_title_from_path(buffer.buf); - strbuf_release(&buffer); - ls_head(); - return READ_TREE_RECURSIVE; - } else { - walk_tree_ctx->state = 2; - print_object(oid, buffer.buf, pathname, walk_tree_ctx->curr_rev); - strbuf_release(&buffer); - return 0; - } - } - ls_item(oid, base, pathname, mode, walk_tree_ctx); - return 0; -} - -/* - * Show a tree or a blob - * rev: the commit pointing at the root tree object - * path: path to tree or blob - */ -void cgit_print_tree(const char *rev, char *path) -{ - struct object_id oid; - struct commit *commit; - struct pathspec_item path_items = { - .match = path, - .len = path ? strlen(path) : 0 - }; - struct pathspec paths = { - .nr = path ? 1 : 0, - .items = &path_items - }; - struct walk_tree_context walk_tree_ctx = { - .match_path = path, - .state = 0 - }; - - if (!rev) - rev = ctx.qry.head; - - if (get_oid(rev, &oid)) { - cgit_print_error_page(404, "Not found", - "Invalid revision name: %s", rev); - return; - } - commit = lookup_commit_reference(the_repository, &oid); - if (!commit || parse_commit(commit)) { - cgit_print_error_page(404, "Not found", - "Invalid commit reference: %s", rev); - return; - } - - walk_tree_ctx.curr_rev = xstrdup(rev); - - if (path == NULL) { - ls_tree(get_commit_tree_oid(commit), NULL, &walk_tree_ctx); - goto cleanup; - } - - read_tree(the_repository, repo_get_commit_tree(the_repository, commit), - &paths, walk_tree, &walk_tree_ctx); - if (walk_tree_ctx.state == 1) - ls_tail(); - else if (walk_tree_ctx.state == 2) - cgit_print_layout_end(); - else - cgit_print_error_page(404, "Not found", "Path not found"); - -cleanup: - free(walk_tree_ctx.curr_rev); -} |