| -rw-r--r-- | shared.c | 2 |
1 files changed, 2 insertions, 0 deletions
@@ -1,511 +1,513 @@ /* shared.c: global vars + some callback functions * * Copyright (C) 2006 Lars Hjemli * * Licensed under GNU General Public License v2 * (see COPYING for full license text) */ #include "cgit.h" struct repolist cgit_repolist; struct repoinfo *cgit_repo; int cgit_cmd; const char *cgit_version = CGIT_VERSION; char *cgit_root_title = "Git repository browser"; char *cgit_css = "/cgit.css"; char *cgit_logo = "/git-logo.png"; char *cgit_index_header = NULL; char *cgit_index_info = NULL; char *cgit_logo_link = "http://www.kernel.org/pub/software/scm/git/docs/"; char *cgit_module_link = "./?repo=%s&page=commit&id=%s"; char *cgit_agefile = "info/web/last-modified"; char *cgit_virtual_root = NULL; char *cgit_script_name = CGIT_SCRIPT_NAME; char *cgit_cache_root = CGIT_CACHE_ROOT; char *cgit_repo_group = NULL; int cgit_nocache = 0; int cgit_snapshots = 0; int cgit_enable_index_links = 0; int cgit_enable_log_filecount = 0; int cgit_enable_log_linecount = 0; int cgit_max_lock_attempts = 5; int cgit_cache_root_ttl = 5; int cgit_cache_repo_ttl = 5; int cgit_cache_dynamic_ttl = 5; int cgit_cache_static_ttl = -1; int cgit_cache_max_create_time = 5; int cgit_summary_log = 0; int cgit_summary_tags = 0; int cgit_summary_branches = 0; int cgit_renamelimit = -1; int cgit_max_msg_len = 60; int cgit_max_repodesc_len = 60; int cgit_max_commit_count = 50; int cgit_query_has_symref = 0; int cgit_query_has_sha1 = 0; char *cgit_querystring = NULL; char *cgit_query_repo = NULL; char *cgit_query_page = NULL; char *cgit_query_head = NULL; char *cgit_query_search = NULL; char *cgit_query_grep = NULL; char *cgit_query_sha1 = NULL; char *cgit_query_sha2 = NULL; char *cgit_query_path = NULL; char *cgit_query_name = NULL; int cgit_query_ofs = 0; int htmlfd = 0; int cgit_get_cmd_index(const char *cmd) { static char *cmds[] = {"log", "commit", "diff", "tree", "blob", "snapshot", "tag", "refs", NULL}; int i; for(i = 0; cmds[i]; i++) if (!strcmp(cmd, cmds[i])) return i + 1; return 0; } int chk_zero(int result, char *msg) { if (result != 0) die("%s: %s", msg, strerror(errno)); return result; } int chk_positive(int result, char *msg) { if (result <= 0) die("%s: %s", msg, strerror(errno)); return result; } int chk_non_negative(int result, char *msg) { if (result < 0) die("%s: %s",msg, strerror(errno)); return result; } struct repoinfo *add_repo(const char *url) { struct repoinfo *ret; if (++cgit_repolist.count > cgit_repolist.length) { if (cgit_repolist.length == 0) cgit_repolist.length = 8; else cgit_repolist.length *= 2; cgit_repolist.repos = xrealloc(cgit_repolist.repos, cgit_repolist.length * sizeof(struct repoinfo)); } ret = &cgit_repolist.repos[cgit_repolist.count-1]; ret->url = trim_end(url, '/'); ret->name = ret->url; ret->path = NULL; ret->desc = NULL; ret->owner = NULL; ret->group = cgit_repo_group; ret->defbranch = "master"; ret->snapshots = cgit_snapshots; ret->enable_log_filecount = cgit_enable_log_filecount; ret->enable_log_linecount = cgit_enable_log_linecount; ret->module_link = cgit_module_link; ret->readme = NULL; return ret; } struct repoinfo *cgit_get_repoinfo(const char *url) { int i; struct repoinfo *repo; for (i=0; i<cgit_repolist.count; i++) { repo = &cgit_repolist.repos[i]; if (!strcmp(repo->url, url)) return repo; } return NULL; } void cgit_global_config_cb(const char *name, const char *value) { if (!strcmp(name, "root-title")) cgit_root_title = xstrdup(value); else if (!strcmp(name, "css")) cgit_css = xstrdup(value); else if (!strcmp(name, "logo")) cgit_logo = xstrdup(value); else if (!strcmp(name, "index-header")) cgit_index_header = xstrdup(value); else if (!strcmp(name, "index-info")) cgit_index_info = xstrdup(value); else if (!strcmp(name, "logo-link")) cgit_logo_link = xstrdup(value); else if (!strcmp(name, "module-link")) cgit_module_link = xstrdup(value); else if (!strcmp(name, "virtual-root")) { cgit_virtual_root = trim_end(value, '/'); if (!cgit_virtual_root && (!strcmp(value, "/"))) cgit_virtual_root = ""; } else if (!strcmp(name, "nocache")) cgit_nocache = atoi(value); else if (!strcmp(name, "snapshots")) cgit_snapshots = cgit_parse_snapshots_mask(value); else if (!strcmp(name, "enable-index-links")) cgit_enable_index_links = atoi(value); else if (!strcmp(name, "enable-log-filecount")) cgit_enable_log_filecount = atoi(value); else if (!strcmp(name, "enable-log-linecount")) cgit_enable_log_linecount = atoi(value); else if (!strcmp(name, "cache-root")) cgit_cache_root = xstrdup(value); else if (!strcmp(name, "cache-root-ttl")) cgit_cache_root_ttl = atoi(value); else if (!strcmp(name, "cache-repo-ttl")) cgit_cache_repo_ttl = atoi(value); else if (!strcmp(name, "cache-static-ttl")) cgit_cache_static_ttl = atoi(value); else if (!strcmp(name, "cache-dynamic-ttl")) cgit_cache_dynamic_ttl = atoi(value); else if (!strcmp(name, "max-message-length")) cgit_max_msg_len = atoi(value); else if (!strcmp(name, "max-repodesc-length")) cgit_max_repodesc_len = atoi(value); else if (!strcmp(name, "max-commit-count")) cgit_max_commit_count = atoi(value); else if (!strcmp(name, "summary-log")) cgit_summary_log = atoi(value); else if (!strcmp(name, "summary-branches")) cgit_summary_branches = atoi(value); else if (!strcmp(name, "summary-tags")) cgit_summary_tags = atoi(value); else if (!strcmp(name, "agefile")) cgit_agefile = xstrdup(value); else if (!strcmp(name, "renamelimit")) cgit_renamelimit = atoi(value); else if (!strcmp(name, "repo.group")) cgit_repo_group = xstrdup(value); else if (!strcmp(name, "repo.url")) cgit_repo = add_repo(value); else if (!strcmp(name, "repo.name")) cgit_repo->name = xstrdup(value); else if (cgit_repo && !strcmp(name, "repo.path")) cgit_repo->path = trim_end(value, '/'); else if (cgit_repo && !strcmp(name, "repo.desc")) cgit_repo->desc = xstrdup(value); else if (cgit_repo && !strcmp(name, "repo.owner")) cgit_repo->owner = xstrdup(value); else if (cgit_repo && !strcmp(name, "repo.defbranch")) cgit_repo->defbranch = xstrdup(value); else if (cgit_repo && !strcmp(name, "repo.snapshots")) cgit_repo->snapshots = cgit_snapshots & cgit_parse_snapshots_mask(value); /* XXX: &? */ else if (cgit_repo && !strcmp(name, "repo.enable-log-filecount")) cgit_repo->enable_log_filecount = cgit_enable_log_filecount * atoi(value); else if (cgit_repo && !strcmp(name, "repo.enable-log-linecount")) cgit_repo->enable_log_linecount = cgit_enable_log_linecount * atoi(value); else if (cgit_repo && !strcmp(name, "repo.module-link")) cgit_repo->module_link= xstrdup(value); else if (cgit_repo && !strcmp(name, "repo.readme") && value != NULL) { if (*value == '/') cgit_repo->readme = xstrdup(value); else cgit_repo->readme = xstrdup(fmt("%s/%s", cgit_repo->path, value)); } else if (!strcmp(name, "include")) cgit_read_config(value, cgit_global_config_cb); } void cgit_querystring_cb(const char *name, const char *value) { if (!strcmp(name,"r")) { cgit_query_repo = xstrdup(value); cgit_repo = cgit_get_repoinfo(value); } else if (!strcmp(name, "p")) { cgit_query_page = xstrdup(value); cgit_cmd = cgit_get_cmd_index(value); } else if (!strcmp(name, "url")) { cgit_parse_url(value); } else if (!strcmp(name, "qt")) { cgit_query_grep = xstrdup(value); } else if (!strcmp(name, "q")) { cgit_query_search = xstrdup(value); } else if (!strcmp(name, "h")) { cgit_query_head = xstrdup(value); cgit_query_has_symref = 1; } else if (!strcmp(name, "id")) { cgit_query_sha1 = xstrdup(value); cgit_query_has_sha1 = 1; } else if (!strcmp(name, "id2")) { cgit_query_sha2 = xstrdup(value); cgit_query_has_sha1 = 1; } else if (!strcmp(name, "ofs")) { cgit_query_ofs = atoi(value); } else if (!strcmp(name, "path")) { cgit_query_path = trim_end(value, '/'); } else if (!strcmp(name, "name")) { cgit_query_name = xstrdup(value); } } void *cgit_free_commitinfo(struct commitinfo *info) { free(info->author); free(info->author_email); free(info->committer); free(info->committer_email); free(info->subject); + free(info->msg); + free(info->msg_encoding); free(info); return NULL; } int hextoint(char c) { if (c >= 'a' && c <= 'f') return 10 + c - 'a'; else if (c >= 'A' && c <= 'F') return 10 + c - 'A'; else if (c >= '0' && c <= '9') return c - '0'; else return -1; } char *trim_end(const char *str, char c) { int len; char *s, *t; if (str == NULL) return NULL; t = (char *)str; len = strlen(t); while(len > 0 && t[len - 1] == c) len--; if (len == 0) return NULL; c = t[len]; t[len] = '\0'; s = xstrdup(t); t[len] = c; return s; } char *strlpart(char *txt, int maxlen) { char *result; if (!txt) return txt; if (strlen(txt) <= maxlen) return txt; result = xmalloc(maxlen + 1); memcpy(result, txt, maxlen - 3); result[maxlen-1] = result[maxlen-2] = result[maxlen-3] = '.'; result[maxlen] = '\0'; return result; } char *strrpart(char *txt, int maxlen) { char *result; if (!txt) return txt; if (strlen(txt) <= maxlen) return txt; result = xmalloc(maxlen + 1); memcpy(result + 3, txt + strlen(txt) - maxlen + 4, maxlen - 3); result[0] = result[1] = result[2] = '.'; return result; } void cgit_add_ref(struct reflist *list, struct refinfo *ref) { size_t size; if (list->count >= list->alloc) { list->alloc += (list->alloc ? list->alloc : 4); size = list->alloc * sizeof(struct refinfo *); list->refs = xrealloc(list->refs, size); } list->refs[list->count++] = ref; } struct refinfo *cgit_mk_refinfo(const char *refname, const unsigned char *sha1) { struct refinfo *ref; ref = xmalloc(sizeof (struct refinfo)); ref->refname = xstrdup(refname); ref->object = parse_object(sha1); switch (ref->object->type) { case OBJ_TAG: ref->tag = cgit_parse_tag((struct tag *)ref->object); break; case OBJ_COMMIT: ref->commit = cgit_parse_commit((struct commit *)ref->object); break; } return ref; } int cgit_refs_cb(const char *refname, const unsigned char *sha1, int flags, void *cb_data) { struct reflist *list = (struct reflist *)cb_data; struct refinfo *info = cgit_mk_refinfo(refname, sha1); if (info) cgit_add_ref(list, info); return 0; } void cgit_diff_tree_cb(struct diff_queue_struct *q, struct diff_options *options, void *data) { int i; for (i = 0; i < q->nr; i++) { if (q->queue[i]->status == 'U') continue; ((filepair_fn)data)(q->queue[i]); } } static int load_mmfile(mmfile_t *file, const unsigned char *sha1) { enum object_type type; if (is_null_sha1(sha1)) { file->ptr = (char *)""; file->size = 0; } else { file->ptr = read_sha1_file(sha1, &type, (unsigned long *)&file->size); } return 1; } /* * Receive diff-buffers from xdiff and concatenate them as * needed across multiple callbacks. * * This is basically a copy of xdiff-interface.c/xdiff_outf(), * ripped from git and modified to use globals instead of * a special callback-struct. */ char *diffbuf = NULL; int buflen = 0; int filediff_cb(void *priv, mmbuffer_t *mb, int nbuf) { int i; for (i = 0; i < nbuf; i++) { if (mb[i].ptr[mb[i].size-1] != '\n') { /* Incomplete line */ diffbuf = xrealloc(diffbuf, buflen + mb[i].size); memcpy(diffbuf + buflen, mb[i].ptr, mb[i].size); buflen += mb[i].size; continue; } /* we have a complete line */ if (!diffbuf) { ((linediff_fn)priv)(mb[i].ptr, mb[i].size); continue; } diffbuf = xrealloc(diffbuf, buflen + mb[i].size); memcpy(diffbuf + buflen, mb[i].ptr, mb[i].size); ((linediff_fn)priv)(diffbuf, buflen + mb[i].size); free(diffbuf); diffbuf = NULL; buflen = 0; } if (diffbuf) { ((linediff_fn)priv)(diffbuf, buflen); free(diffbuf); diffbuf = NULL; buflen = 0; } return 0; } int cgit_diff_files(const unsigned char *old_sha1, const unsigned char *new_sha1, linediff_fn fn) { mmfile_t file1, file2; xpparam_t diff_params; xdemitconf_t emit_params; xdemitcb_t emit_cb; if (!load_mmfile(&file1, old_sha1) || !load_mmfile(&file2, new_sha1)) return 1; diff_params.flags = XDF_NEED_MINIMAL; emit_params.ctxlen = 3; emit_params.flags = XDL_EMIT_FUNCNAMES; emit_params.find_func = NULL; emit_cb.outf = filediff_cb; emit_cb.priv = fn; xdl_diff(&file1, &file2, &diff_params, &emit_params, &emit_cb); return 0; } void cgit_diff_tree(const unsigned char *old_sha1, const unsigned char *new_sha1, filepair_fn fn, const char *prefix) { struct diff_options opt; int ret; int prefixlen; diff_setup(&opt); opt.output_format = DIFF_FORMAT_CALLBACK; opt.detect_rename = 1; opt.rename_limit = cgit_renamelimit; opt.recursive = 1; opt.format_callback = cgit_diff_tree_cb; opt.format_callback_data = fn; if (prefix) { opt.nr_paths = 1; opt.paths = &prefix; prefixlen = strlen(prefix); opt.pathlens = &prefixlen; } diff_setup_done(&opt); if (old_sha1 && !is_null_sha1(old_sha1)) ret = diff_tree_sha1(old_sha1, new_sha1, "", &opt); else ret = diff_root_tree_sha1(new_sha1, "", &opt); diffcore_std(&opt); diff_flush(&opt); } void cgit_diff_commit(struct commit *commit, filepair_fn fn) { unsigned char *old_sha1 = NULL; if (commit->parents) old_sha1 = commit->parents->item->object.sha1; cgit_diff_tree(old_sha1, commit->object.sha1, fn, NULL); } |