Diffstat (limited to 'ui-blame.c')
| -rw-r--r-- | ui-blame.c | 317 |
1 files changed, 0 insertions, 317 deletions
diff --git a/ui-blame.c b/ui-blame.c deleted file mode 100644 index 5c6f36e..0000000 --- a/ui-blame.c +++ /dev/null @@ -1,317 +0,0 @@ -/* ui-blame.c: functions for blame 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) - */ - -#define USE_THE_REPOSITORY_VARIABLE - -#include "cgit.h" -#include "ui-blame.h" -#include "html.h" -#include "ui-shared.h" -#include "strvec.h" -#include "blame.h" - - -static char *emit_suspect_detail(struct blame_origin *suspect) -{ - struct commitinfo *info; - struct strbuf detail = STRBUF_INIT; - - info = cgit_parse_commit(suspect->commit); - - strbuf_addf(&detail, "author %s", info->author); - if (!ctx.cfg.noplainemail) - strbuf_addf(&detail, " %s", info->author_email); - strbuf_addf(&detail, " %s\n", - show_date(info->author_date, info->author_tz, - cgit_date_mode(DATE_ISO8601))); - - strbuf_addf(&detail, "committer %s", info->committer); - if (!ctx.cfg.noplainemail) - strbuf_addf(&detail, " %s", info->committer_email); - strbuf_addf(&detail, " %s\n\n", - show_date(info->committer_date, info->committer_tz, - cgit_date_mode(DATE_ISO8601))); - - strbuf_addstr(&detail, info->subject); - - cgit_free_commitinfo(info); - return strbuf_detach(&detail, NULL); -} - -static void emit_blame_entry_hash(struct blame_entry *ent) -{ - struct blame_origin *suspect = ent->suspect; - struct object_id *oid = &suspect->commit->object.oid; - unsigned long line = 0; - - char *detail = emit_suspect_detail(suspect); - html("<span class='oid'>"); - cgit_commit_link(repo_find_unique_abbrev(the_repository, oid, DEFAULT_ABBREV), detail, - NULL, ctx.qry.head, oid_to_hex(oid), suspect->path); - html("</span>"); - free(detail); - - if (!repo_parse_commit(the_repository, suspect->commit) && suspect->commit->parents) { - struct commit *parent = suspect->commit->parents->item; - - html(" "); - cgit_blame_link("^", "Blame the previous revision", NULL, - ctx.qry.head, oid_to_hex(&parent->object.oid), - suspect->path); - } - - while (line++ < ent->num_lines) - html("\n"); -} - -static void emit_blame_entry_linenumber(struct blame_entry *ent) -{ - const char *numberfmt = "<a id='n%1$d' href='#n%1$d'>%1$d</a>\n"; - - unsigned long lineno = ent->lno; - while (lineno < ent->lno + ent->num_lines) - htmlf(numberfmt, ++lineno); -} - -static void emit_blame_entry_line_background(struct blame_scoreboard *sb, - struct blame_entry *ent) -{ - unsigned long line; - size_t len, maxlen = 2; - const char* pos, *endpos; - - for (line = ent->lno; line < ent->lno + ent->num_lines; line++) { - html("\n"); - pos = blame_nth_line(sb, line); - endpos = blame_nth_line(sb, line + 1); - len = 0; - while (pos < endpos) { - len++; - if (*pos++ == '\t') - len = (len + 7) & ~7; - } - if (len > maxlen) - maxlen = len; - } - - for (len = 0; len < maxlen - 1; len++) - html(" "); -} - -struct walk_tree_context { - char *curr_rev; - int match_baselen; - int state; -}; - -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; - struct strvec rev_argv = STRVEC_INIT; - struct rev_info revs; - struct blame_scoreboard sb; - struct blame_origin *o; - struct blame_entry *ent = NULL; - - type = odb_read_object_info(the_repository->objects, oid, &size); - if (type == OBJ_BAD) { - cgit_print_error_page(404, "Not found", "Bad object name: %s", - oid_to_hex(oid)); - return; - } - - buf = odb_read_object(the_repository->objects, oid, &type, &size); - if (!buf) { - cgit_print_error_page(500, "Internal server error", - "Error reading object %s", oid_to_hex(oid)); - return; - } - - strvec_push(&rev_argv, "blame"); - strvec_push(&rev_argv, rev); - repo_init_revisions(the_repository, &revs, NULL); - revs.diffopt.flags.allow_textconv = 1; - setup_revisions(rev_argv.nr, rev_argv.v, &revs, NULL); - init_scoreboard(&sb); - sb.revs = &revs; - sb.repo = the_repository; - sb.path = path; - setup_scoreboard(&sb, &o); - o->suspects = blame_entry_prepend(NULL, 0, sb.num_lines, o); - prio_queue_put(&sb.commits, o->commit); - blame_origin_decref(o); - sb.ent = NULL; - sb.path = path; - assign_blame(&sb, 0); - blame_sort_final(&sb); - blame_coalesce(&sb); - - 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); - html(") ("); - cgit_tree_link("tree", NULL, NULL, ctx.qry.head, rev, path); - html(")\n"); - - if (buffer_is_binary(buf, size)) { - html("<div class='error'>blob is binary.</div>"); - goto cleanup; - } - 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); - goto cleanup; - } - - html("<table class='blame blob'>\n<tr>\n"); - - /* Commit hashes */ - html("<td class='hashes'>"); - for (ent = sb.ent; ent; ent = ent->next) { - html("<div class='alt'><pre>"); - emit_blame_entry_hash(ent); - html("</pre></div>"); - } - html("</td>\n"); - - /* Line numbers */ - if (ctx.cfg.enable_tree_linenumbers) { - html("<td class='linenumbers'>"); - for (ent = sb.ent; ent; ent = ent->next) { - html("<div class='alt'><pre>"); - emit_blame_entry_linenumber(ent); - html("</pre></div>"); - } - html("</td>\n"); - } - - html("<td class='lines'><div>"); - - /* Colored bars behind lines */ - html("<div>"); - for (ent = sb.ent; ent; ) { - struct blame_entry *e = ent->next; - html("<div class='alt'><pre>"); - emit_blame_entry_line_background(&sb, ent); - html("</pre></div>"); - free(ent); - ent = e; - } - html("</div>"); - - free((void *)sb.final_buf); - - /* Lines */ - html("<pre><code>"); - if (ctx.repo->source_filter) { - char *filter_arg = xstrdup(basename); - cgit_open_filter(ctx.repo->source_filter, filter_arg); - html_raw(buf, size); - cgit_close_filter(ctx.repo->source_filter); - free(filter_arg); - } else { - html_txt(buf); - } - html("</code></pre>"); - - html("</div></td>\n"); - - html("</tr>\n</table>\n"); - - cgit_print_layout_end(); - -cleanup: - free(buf); -} - -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 (base->len == walk_tree_ctx->match_baselen) { - if (S_ISREG(mode)) { - struct strbuf buffer = STRBUF_INIT; - strbuf_addbuf(&buffer, base); - strbuf_addstr(&buffer, pathname); - print_object(oid, buffer.buf, pathname, - walk_tree_ctx->curr_rev); - strbuf_release(&buffer); - walk_tree_ctx->state = 1; - } else if (S_ISDIR(mode)) { - walk_tree_ctx->state = 2; - } - } else if (base->len < INT_MAX - && (int)base->len > walk_tree_ctx->match_baselen) { - walk_tree_ctx->state = 2; - } else if (S_ISDIR(mode)) { - return READ_TREE_RECURSIVE; - } - return 0; -} - -static int basedir_len(const char *path) -{ - const char *p = strrchr(path, '/'); - if (p) - return p - path + 1; - return 0; -} - -void cgit_print_blame(void) -{ - const char *rev = ctx.qry.oid; - struct object_id oid; - struct commit *commit; - struct pathspec_item path_items = { - .match = ctx.qry.path, - .len = ctx.qry.path ? strlen(ctx.qry.path) : 0 - }; - struct pathspec paths = { - .nr = 1, - .items = &path_items - }; - struct walk_tree_context walk_tree_ctx = { - .state = 0 - }; - - if (!rev) - rev = ctx.qry.head; - - if (repo_get_oid(the_repository, rev, &oid)) { - cgit_print_error_page(404, "Not found", - "Invalid revision name: %s", rev); - return; - } - commit = lookup_commit_reference(the_repository, &oid); - if (!commit || repo_parse_commit(the_repository, commit)) { - cgit_print_error_page(404, "Not found", - "Invalid commit reference: %s", rev); - return; - } - - walk_tree_ctx.curr_rev = xstrdup(rev); - walk_tree_ctx.match_baselen = (path_items.match) ? - basedir_len(path_items.match) : -1; - - read_tree(the_repository, repo_get_commit_tree(the_repository, commit), - &paths, walk_tree, &walk_tree_ctx); - if (!walk_tree_ctx.state) - cgit_print_error_page(404, "Not found", "Not found"); - else if (walk_tree_ctx.state == 2) - cgit_print_error_page(404, "No blame for folders", - "Blame is not available for folders."); - - free(walk_tree_ctx.curr_rev); -} |