X-Git-Url: https://git.cameronkatri.com/cgit.git/blobdiff_plain/5cd2bf7e7f3f3daf6107cd3a269bad78e342de70..e651cb0d2dc2dbd458c51cdba8ae56e8629348cc:/shared.c diff --git a/shared.c b/shared.c index dd711a8..b6d2fa1 100644 --- a/shared.c +++ b/shared.c @@ -8,26 +8,37 @@ #include "cgit.h" -char *cgit_root = "/usr/src/git"; +struct repolist cgit_repolist; +struct repoinfo *cgit_repo; +int cgit_cmd; + 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_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 = "/var/cache/cgit"; +char *cgit_repo_group = NULL; int cgit_nocache = 0; +int cgit_snapshots = 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; -char *cgit_repo_name = NULL; -char *cgit_repo_desc = NULL; -char *cgit_repo_owner = NULL; +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; @@ -40,26 +51,104 @@ char *cgit_query_search = 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", "view", "blob", "snapshot", 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; +} + +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 = xstrdup(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; iurl, url)) + return repo; + } + return NULL; +} + void cgit_global_config_cb(const char *name, const char *value) { - if (!strcmp(name, "root")) - cgit_root = xstrdup(value); - else if (!strcmp(name, "root-title")) + 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, "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 = xstrdup(value); else if (!strcmp(name, "nocache")) cgit_nocache = atoi(value); + else if (!strcmp(name, "snapshots")) + cgit_snapshots = 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")) @@ -70,24 +159,57 @@ void cgit_global_config_cb(const char *name, const char *value) cgit_cache_static_ttl = atoi(value); else if (!strcmp(name, "cache-dynamic-ttl")) cgit_cache_dynamic_ttl = atoi(value); -} - -void cgit_repo_config_cb(const char *name, const char *value) -{ - if (!strcmp(name, "name")) - cgit_repo_name = xstrdup(value); - else if (!strcmp(name, "desc")) - cgit_repo_desc = xstrdup(value); - else if (!strcmp(name, "owner")) - cgit_repo_owner = xstrdup(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, "agefile")) + cgit_agefile = xstrdup(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 = xstrdup(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 * atoi(value); + 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, "q")) { cgit_query_search = xstrdup(value); } else if (!strcmp(name, "h")) { @@ -103,6 +225,8 @@ void cgit_querystring_cb(const char *name, const char *value) cgit_query_ofs = atoi(value); } else if (!strcmp(name, "path")) { cgit_query_path = xstrdup(value); + } else if (!strcmp(name, "name")) { + cgit_query_name = xstrdup(value); } } @@ -129,3 +253,125 @@ int hextoint(char c) return -1; } +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, &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_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) +{ + struct diff_options opt; + int ret; + + diff_setup(&opt); + opt.output_format = DIFF_FORMAT_CALLBACK; + opt.detect_rename = 1; + opt.recursive = 1; + opt.format_callback = cgit_diff_tree_cb; + opt.format_callback_data = fn; + diff_setup_done(&opt); + + if (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); +}