syntax-highlighting.sh: Fix command injection.

[ps-cgit] / ui-repolist.c

diff --git a/ui-repolist.c b/ui-repolist.c
index d7311e4d492768c689d7a35196dfe45108b23d74..dead1bfe5fea732d7bd4444a9873d81b96a8faae 100644 (file)
--- a/ui-repolist.c
+++ b/ui-repolist.c
@@ -1,53 +1,328 @@
 /* ui-repolist.c: functions for generating the repolist page
  *
  * Copyright (C) 2006 Lars Hjemli
 /* ui-repolist.c: functions for generating the repolist page
  *
  * Copyright (C) 2006 Lars Hjemli

+ * Copyright (C) 2012 Jason A. Donenfeld <Jason@zx2c4.com>

  *
  * Licensed under GNU General Public License v2
  *   (see COPYING for full license text)
  */
 
 #include "cgit.h"
  *
  * Licensed under GNU General Public License v2
  *   (see COPYING for full license text)
  */
 
 #include "cgit.h"

+#include "html.h"
+#include "ui-shared.h"
+#include <strings.h>

 
 

-void cgit_print_repolist(struct cacheitem *item)
+time_t read_agefile(char *path)

 {
 {

-       struct repoinfo *repo;
-       int i;
+       time_t result;
+       size_t size;
+       char *buf;
+       static char buf2[64];

 
 

-       cgit_print_docstart(cgit_root_title, item);
-       cgit_print_pageheader(cgit_root_title, 0);
+       if (readfile(path, &buf, &size))
+               return -1;

 
 

-       html("<table class='list nowrap'>");
-       html("<tr class='nohover'>"
-            "<th class='left'>Name</th>"
-            "<th class='left'>Description</th>"
-            "<th class='left'>Owner</th>"
-            "<th class='left'>Links</th></tr>\n");
+       if (parse_date(buf, buf2, sizeof(buf2)) > 0)
+               result = strtoul(buf2, NULL, 10);
+       else
+               result = 0;
+       free(buf);
+       return result;
+}
+
+static int get_repo_modtime(const struct cgit_repo *repo, time_t *mtime)
+{
+       char *path;
+       struct stat s;
+       struct cgit_repo *r = (struct cgit_repo *)repo;
+
+       if (repo->mtime != -1) {
+               *mtime = repo->mtime;
+               return 1;
+       }
+       path = fmt("%s/%s", repo->path, ctx.cfg.agefile);
+       if (stat(path, &s) == 0) {
+               *mtime = read_agefile(path);
+               if (*mtime) {
+                       r->mtime = *mtime;
+                       return 1;
+               }
+       }
+
+       path = fmt("%s/refs/heads/%s", repo->path, repo->defbranch ?
+                  repo->defbranch : "master");
+       if (stat(path, &s) == 0) {
+               *mtime = s.st_mtime;
+               r->mtime = *mtime;
+               return 1;
+       }
+
+       path = fmt("%s/%s", repo->path, "packed-refs");
+       if (stat(path, &s) == 0) {
+               *mtime = s.st_mtime;
+               r->mtime = *mtime;
+               return 1;
+       }
+
+       *mtime = 0;
+       r->mtime = *mtime;
+       return (r->mtime != 0);
+}
+
+static void print_modtime(struct cgit_repo *repo)
+{
+       time_t t;
+       if (get_repo_modtime(repo, &t))
+               cgit_print_age(t, -1, NULL);
+}
+
+int is_match(struct cgit_repo *repo)
+{
+       if (!ctx.qry.search)
+               return 1;
+       if (repo->url && strcasestr(repo->url, ctx.qry.search))
+               return 1;
+       if (repo->name && strcasestr(repo->name, ctx.qry.search))
+               return 1;
+       if (repo->desc && strcasestr(repo->desc, ctx.qry.search))
+               return 1;
+       if (repo->owner && strcasestr(repo->owner, ctx.qry.search))
+               return 1;
+       return 0;
+}
+
+int is_in_url(struct cgit_repo *repo)
+{
+       if (!ctx.qry.url)
+               return 1;
+       if (repo->url && !prefixcmp(repo->url, ctx.qry.url))
+               return 1;
+       return 0;
+}
+
+void print_sort_header(const char *title, const char *sort)
+{
+       htmlf("<th class='left'><a href='%s?s=%s", cgit_rooturl(), sort);
+       if (ctx.qry.search) {
+               html("&amp;q=");
+               html_url_arg(ctx.qry.search);
+       }
+       htmlf("'>%s</a></th>", title);
+}
+
+void print_header(int columns)
+{
+       html("<tr class='nohover'>");
+       print_sort_header("Name", "name");
+       print_sort_header("Description", "desc");
+       print_sort_header("Owner", "owner");
+       print_sort_header("Idle", "idle");
+       if (ctx.cfg.enable_index_links)
+               html("<th class='left'>Links</th>");
+       html("</tr>\n");
+}
+
+
+void print_pager(int items, int pagelen, char *search, char *sort)
+{
+       int i, ofs;
+       char *class = NULL;
+       html("<div class='pager'>");
+       for(i = 0, ofs = 0; ofs < items; i++, ofs = i * pagelen) {
+               class = (ctx.qry.ofs == ofs) ? "current" : NULL;
+               cgit_index_link(fmt("[%d]", i+1), fmt("Page %d", i+1), class,
+                               search, sort, ofs);
+       }
+       html("</div>");
+}
+
+static int cmp(const char *s1, const char *s2)
+{
+       if (s1 && s2) {
+               if (ctx.cfg.case_sensitive_sort)
+                       return strcmp(s1, s2);
+               else
+                       return strcasecmp(s1, s2);
+       }
+       if (s1 && !s2)
+               return -1;
+       if (s2 && !s1)
+               return 1;
+       return 0;
+}
+
+static int sort_section(const void *a, const void *b)
+{
+       const struct cgit_repo *r1 = a;
+       const struct cgit_repo *r2 = b;
+       int result;
+       time_t t;

 
 

+       result = cmp(r1->section, r2->section);
+       if (!result) {
+               if (!strcmp(ctx.cfg.repository_sort, "age")) {
+                       // get_repo_modtime caches the value in r->mtime, so we don't
+                       // have to worry about inefficiencies here.
+                       if (get_repo_modtime(r1, &t) && get_repo_modtime(r2, &t))
+                               result = r2->mtime - r1->mtime;
+               }
+               if (!result)
+                       result = cmp(r1->name, r2->name);
+       }
+       return result;
+}
+
+static int sort_name(const void *a, const void *b)
+{
+       const struct cgit_repo *r1 = a;
+       const struct cgit_repo *r2 = b;
+
+       return cmp(r1->name, r2->name);
+}
+
+static int sort_desc(const void *a, const void *b)
+{
+       const struct cgit_repo *r1 = a;
+       const struct cgit_repo *r2 = b;
+
+       return cmp(r1->desc, r2->desc);
+}
+
+static int sort_owner(const void *a, const void *b)
+{
+       const struct cgit_repo *r1 = a;
+       const struct cgit_repo *r2 = b;
+
+       return cmp(r1->owner, r2->owner);
+}
+
+static int sort_idle(const void *a, const void *b)
+{
+       const struct cgit_repo *r1 = a;
+       const struct cgit_repo *r2 = b;
+       time_t t1, t2;
+
+       t1 = t2 = 0;
+       get_repo_modtime(r1, &t1);
+       get_repo_modtime(r2, &t2);
+       return t2 - t1;
+}
+
+struct sortcolumn {
+       const char *name;
+       int (*fn)(const void *a, const void *b);
+};
+
+struct sortcolumn sortcolumn[] = {
+       {"section", sort_section},
+       {"name", sort_name},
+       {"desc", sort_desc},
+       {"owner", sort_owner},
+       {"idle", sort_idle},
+       {NULL, NULL}
+};
+
+int sort_repolist(char *field)
+{
+       struct sortcolumn *column;
+
+       for (column = &sortcolumn[0]; column->name; column++) {
+               if (strcmp(field, column->name))
+                       continue;
+               qsort(cgit_repolist.repos, cgit_repolist.count,
+                       sizeof(struct cgit_repo), column->fn);
+               return 1;
+       }
+       return 0;
+}
+
+
+void cgit_print_repolist()
+{
+       int i, columns = 4, hits = 0, header = 0;
+       char *last_section = NULL;
+       char *section;
+       int sorted = 0;
+
+       if (ctx.cfg.enable_index_links)
+               columns++;
+
+       ctx.page.title = ctx.cfg.root_title;
+       cgit_print_http_headers(&ctx);
+       cgit_print_docstart(&ctx);
+       cgit_print_pageheader(&ctx);
+
+       if (ctx.cfg.index_header)
+               html_include(ctx.cfg.index_header);
+
+       if(ctx.qry.sort)
+               sorted = sort_repolist(ctx.qry.sort);
+       else if (ctx.cfg.section_sort)
+               sort_repolist("section");
+
+       html("<table summary='repository list' class='list nowrap'>");

        for (i=0; i<cgit_repolist.count; i++) {
        for (i=0; i<cgit_repolist.count; i++) {

-               repo = &cgit_repolist.repos[i];
-               html("<tr><td>");
-               html_link_open(cgit_repourl(repo->url), NULL, NULL);
-               html_txt(repo->name);
-               html_link_close();
+               ctx.repo = &cgit_repolist.repos[i];
+               if (!(is_match(ctx.repo) && is_in_url(ctx.repo)))
+                       continue;
+               hits++;
+               if (hits <= ctx.qry.ofs)
+                       continue;
+               if (hits > ctx.qry.ofs + ctx.cfg.max_repo_count)
+                       continue;
+               if (!header++)
+                       print_header(columns);
+               section = ctx.repo->section;
+               if (section && !strcmp(section, ""))
+                       section = NULL;
+               if (!sorted &&
+                   ((last_section == NULL && section != NULL) ||
+                   (last_section != NULL && section == NULL) ||
+                   (last_section != NULL && section != NULL &&
+                    strcmp(section, last_section)))) {
+                       htmlf("<tr class='nohover'><td colspan='%d' class='reposection'>",
+                             columns);
+                       html_txt(section);
+                       html("</td></tr>");
+                       last_section = section;
+               }
+               htmlf("<tr><td class='%s'>",
+                     !sorted && section ? "sublevel-repo" : "toplevel-repo");
+               cgit_summary_link(ctx.repo->name, ctx.repo->name, NULL, NULL);

                html("</td><td>");
                html("</td><td>");

-               html_ntxt(cgit_max_repodesc_len, repo->desc);
+               html_link_open(cgit_repourl(ctx.repo->url), NULL, NULL);
+               html_ntxt(ctx.cfg.max_repodesc_len, ctx.repo->desc);
+               html_link_close();

                html("</td><td>");
                html("</td><td>");

-               html_txt(repo->owner);
+               html_txt(ctx.repo->owner);

                html("</td><td>");
                html("</td><td>");

-               html_link_open(cgit_pageurl(repo->name, "commit", NULL),
-                              "Commit: display last commit", NULL);
-               html("C</a> ");
-               html_link_open(cgit_pageurl(repo->name, "diff", NULL),
-                              "Diff: see changes introduced by last commit", NULL);
-               html("D</a> ");
-               html_link_open(cgit_pageurl(repo->name, "log", NULL),
-                              "Log: show history of the main branch", NULL);
-               html("L</a> ");
-               html_link_open(cgit_pageurl(repo->name, "tree", NULL),
-                              "Tree: browse the files in the main branch", NULL);
-               html("T</a>");
-               html("</td></tr>\n");
+               print_modtime(ctx.repo);
+               html("</td>");
+               if (ctx.cfg.enable_index_links) {
+                       html("<td>");
+                       cgit_summary_link("summary", NULL, "button", NULL);
+                       cgit_log_link("log", NULL, "button", NULL, NULL, NULL,
+                                     0, NULL, NULL, ctx.qry.showmsg);
+                       cgit_tree_link("tree", NULL, "button", NULL, NULL, NULL);
+                       html("</td>");
+               }
+               html("</tr>\n");

        }
        html("</table>");
        }
        html("</table>");

+       if (!hits)
+               cgit_print_error("No repositories found");
+       else if (hits > ctx.cfg.max_repo_count)
+               print_pager(hits, ctx.cfg.max_repo_count, ctx.qry.search, ctx.qry.sort);

        cgit_print_docend();
 }
        cgit_print_docend();
 }

+
+void cgit_print_site_readme()
+{
+       if (!ctx.cfg.root_readme)
+               return;
+       if (ctx.cfg.about_filter)
+               cgit_open_filter(ctx.cfg.about_filter);
+       html_include(ctx.cfg.root_readme);
+       if (ctx.cfg.about_filter)
+               cgit_close_filter(ctx.cfg.about_filter);
+}