| -rw-r--r-- | html.c | 18 | ||||
| -rw-r--r-- | ui-blob.c | 4 | ||||
| -rw-r--r-- | ui-tree.c | 2 |
3 files changed, 12 insertions, 12 deletions
@@ -1,320 +1,320 @@ /* html.c: helper functions for html output * * Copyright (C) 2006 Lars Hjemli * * Licensed under GNU General Public License v2 * (see COPYING for full license text) */ #include <unistd.h> #include <stdio.h> #include <stdlib.h> #include <stdarg.h> #include <string.h> #include <errno.h> /* Percent-encoding of each character, except: a-zA-Z0-9!$()*,./:;@- */ static const char* url_escape_table[256] = { "%00", "%01", "%02", "%03", "%04", "%05", "%06", "%07", "%08", "%09", "%0a", "%0b", "%0c", "%0d", "%0e", "%0f", "%10", "%11", "%12", "%13", "%14", "%15", "%16", "%17", "%18", "%19", "%1a", "%1b", "%1c", "%1d", "%1e", "%1f", "%20", 0, "%22", "%23", 0, "%25", "%26", "%27", 0, 0, 0, "%2b", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "%3c", "%3d", "%3e", "%3f", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "%5c", 0, "%5e", 0, "%60", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, "%7b", "%7c", "%7d", 0, "%7f", "%80", "%81", "%82", "%83", "%84", "%85", "%86", "%87", "%88", "%89", "%8a", "%8b", "%8c", "%8d", "%8e", "%8f", "%90", "%91", "%92", "%93", "%94", "%95", "%96", "%97", "%98", "%99", "%9a", "%9b", "%9c", "%9d", "%9e", "%9f", "%a0", "%a1", "%a2", "%a3", "%a4", "%a5", "%a6", "%a7", "%a8", "%a9", "%aa", "%ab", "%ac", "%ad", "%ae", "%af", "%b0", "%b1", "%b2", "%b3", "%b4", "%b5", "%b6", "%b7", "%b8", "%b9", "%ba", "%bb", "%bc", "%bd", "%be", "%bf", "%c0", "%c1", "%c2", "%c3", "%c4", "%c5", "%c6", "%c7", "%c8", "%c9", "%ca", "%cb", "%cc", "%cd", "%ce", "%cf", "%d0", "%d1", "%d2", "%d3", "%d4", "%d5", "%d6", "%d7", "%d8", "%d9", "%da", "%db", "%dc", "%dd", "%de", "%df", "%e0", "%e1", "%e2", "%e3", "%e4", "%e5", "%e6", "%e7", "%e8", "%e9", "%ea", "%eb", "%ec", "%ed", "%ee", "%ef", "%f0", "%f1", "%f2", "%f3", "%f4", "%f5", "%f6", "%f7", "%f8", "%f9", "%fa", "%fb", "%fc", "%fd", "%fe", "%ff" }; int htmlfd = STDOUT_FILENO; char *fmt(const char *format, ...) { static char buf[8][1024]; static int bufidx; int len; va_list args; bufidx++; bufidx &= 7; va_start(args, format); len = vsnprintf(buf[bufidx], sizeof(buf[bufidx]), format, args); va_end(args); if (len>sizeof(buf[bufidx])) { fprintf(stderr, "[html.c] string truncated: %s\n", format); exit(1); } return buf[bufidx]; } void html_raw(const char *data, size_t size) { write(htmlfd, data, size); } void html(const char *txt) { write(htmlfd, txt, strlen(txt)); } void htmlf(const char *format, ...) { static char buf[65536]; va_list args; va_start(args, format); vsnprintf(buf, sizeof(buf), format, args); va_end(args); html(buf); } void html_status(int code, const char *msg, int more_headers) { htmlf("Status: %d %s\n", code, msg); if (!more_headers) html("\n"); } void html_txt(const char *txt) { const char *t = txt; while(t && *t){ int c = *t; if (c=='<' || c=='>' || c=='&') { - write(htmlfd, txt, t - txt); + html_raw(txt, t - txt); if (c=='>') html(">"); else if (c=='<') html("<"); else if (c=='&') html("&"); txt = t+1; } t++; } if (t!=txt) html(txt); } void html_ntxt(int len, const char *txt) { const char *t = txt; while(t && *t && len--){ int c = *t; if (c=='<' || c=='>' || c=='&') { - write(htmlfd, txt, t - txt); + html_raw(txt, t - txt); if (c=='>') html(">"); else if (c=='<') html("<"); else if (c=='&') html("&"); txt = t+1; } t++; } if (t!=txt) - write(htmlfd, txt, t - txt); + html_raw(txt, t - txt); if (len<0) html("..."); } void html_attr(const char *txt) { const char *t = txt; while(t && *t){ int c = *t; if (c=='<' || c=='>' || c=='\'' || c=='\"') { - write(htmlfd, txt, t - txt); + html_raw(txt, t - txt); if (c=='>') html(">"); else if (c=='<') html("<"); else if (c=='\'') html("'"); else if (c=='"') html("""); txt = t+1; } t++; } if (t!=txt) html(txt); } void html_url_path(const char *txt) { const char *t = txt; while(t && *t){ int c = *t; const char *e = url_escape_table[c]; if (e && c!='+' && c!='&' && c!='+') { - write(htmlfd, txt, t - txt); - write(htmlfd, e, 3); + html_raw(txt, t - txt); + html_raw(e, 3); txt = t+1; } t++; } if (t!=txt) html(txt); } void html_url_arg(const char *txt) { const char *t = txt; while(t && *t){ int c = *t; const char *e = url_escape_table[c]; if (e) { - write(htmlfd, txt, t - txt); - write(htmlfd, e, 3); + html_raw(txt, t - txt); + html_raw(e, 3); txt = t+1; } t++; } if (t!=txt) html(txt); } void html_hidden(const char *name, const char *value) { html("<input type='hidden' name='"); html_attr(name); html("' value='"); html_attr(value); html("'/>"); } void html_option(const char *value, const char *text, const char *selected_value) { html("<option value='"); html_attr(value); html("'"); if (selected_value && !strcmp(selected_value, value)) html(" selected='selected'"); html(">"); html_txt(text); html("</option>\n"); } void html_link_open(const char *url, const char *title, const char *class) { html("<a href='"); html_attr(url); if (title) { html("' title='"); html_attr(title); } if (class) { html("' class='"); html_attr(class); } html("'>"); } void html_link_close(void) { html("</a>"); } void html_fileperm(unsigned short mode) { htmlf("%c%c%c", (mode & 4 ? 'r' : '-'), (mode & 2 ? 'w' : '-'), (mode & 1 ? 'x' : '-')); } int html_include(const char *filename) { FILE *f; char buf[4096]; size_t len; if (!(f = fopen(filename, "r"))) { fprintf(stderr, "[cgit] Failed to include file %s: %s (%d).\n", filename, strerror(errno), errno); return -1; } while((len = fread(buf, 1, 4096, f)) > 0) - write(htmlfd, buf, len); + html_raw(buf, len); fclose(f); return 0; } 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 *convert_query_hexchar(char *txt) { int d1, d2, n; n = strlen(txt); if (n < 3) { *txt = '\0'; return txt-1; } d1 = hextoint(*(txt+1)); d2 = hextoint(*(txt+2)); if (d1<0 || d2<0) { memmove(txt, txt+3, n-3); return txt-1; } else { *txt = d1 * 16 + d2; memmove(txt+1, txt+3, n-2); return txt; } } int http_parse_querystring(const char *txt_, void (*fn)(const char *name, const char *value)) { char *t, *txt, *value = NULL, c; if (!txt_) return 0; t = txt = strdup(txt_); if (t == NULL) { printf("Out of memory\n"); exit(1); } while((c=*t) != '\0') { if (c=='=') { *t = '\0'; value = t+1; } else if (c=='+') { *t = ' '; } else if (c=='%') { t = convert_query_hexchar(t); } else if (c=='&') { *t = '\0'; (*fn)(txt, value); txt = t+1; value = NULL; } t++; } if (t!=txt) (*fn)(txt, value); return 0; } @@ -1,112 +1,112 @@ /* ui-blob.c: show blob content * * Copyright (C) 2008 Lars Hjemli * Copyright (C) 2010 Jason A. Donenfeld <Jason@zx2c4.com> * * Licensed under GNU General Public License v2 * (see COPYING for full license text) */ #include "cgit.h" #include "html.h" #include "ui-shared.h" static char *match_path; static unsigned char *matched_sha1; static int found_path; static int walk_tree(const unsigned char *sha1, const char *base,int baselen, const char *pathname, unsigned mode, int stage, void *cbdata) { if(strncmp(base,match_path,baselen) || strcmp(match_path+baselen,pathname) ) return READ_TREE_RECURSIVE; memmove(matched_sha1,sha1,20); found_path = 1; return 0; } int cgit_print_file(char *path, const char *head) { unsigned char sha1[20]; enum object_type type; char *buf; unsigned long size; struct commit *commit; const char *paths[] = {path, NULL}; if (get_sha1(head, sha1)) return -1; type = sha1_object_info(sha1, &size); if(type == OBJ_COMMIT && path) { commit = lookup_commit_reference(sha1); match_path = path; matched_sha1 = sha1; found_path = 0; read_tree_recursive(commit->tree, "", 0, 0, paths, walk_tree, NULL); if (!found_path) return -1; type = sha1_object_info(sha1, &size); } if (type == OBJ_BAD) return -1; buf = read_sha1_file(sha1, &type, &size); if (!buf) return -1; buf[size] = '\0'; - write(htmlfd, buf, size); + html_raw(buf, size); return 0; } void cgit_print_blob(const char *hex, char *path, const char *head) { unsigned char sha1[20]; enum object_type type; char *buf; unsigned long size; struct commit *commit; const char *paths[] = {path, NULL}; if (hex) { if (get_sha1_hex(hex, sha1)){ cgit_print_error(fmt("Bad hex value: %s", hex)); return; } } else { if (get_sha1(head,sha1)) { cgit_print_error(fmt("Bad ref: %s", head)); return; } } type = sha1_object_info(sha1, &size); if((!hex) && type == OBJ_COMMIT && path) { commit = lookup_commit_reference(sha1); match_path = path; matched_sha1 = sha1; read_tree_recursive(commit->tree, "", 0, 0, paths, walk_tree, NULL); type = sha1_object_info(sha1,&size); } if (type == OBJ_BAD) { cgit_print_error(fmt("Bad object name: %s", hex)); return; } buf = read_sha1_file(sha1, &type, &size); if (!buf) { cgit_print_error(fmt("Error reading object %s", hex)); return; } buf[size] = '\0'; ctx.page.mimetype = ctx.qry.mimetype; if (!ctx.page.mimetype) { if (buffer_is_binary(buf, size)) ctx.page.mimetype = "application/octet-stream"; else ctx.page.mimetype = "text/plain"; } ctx.page.filename = path; cgit_print_http_headers(&ctx); - write(htmlfd, buf, size); + html_raw(buf, size); } @@ -1,282 +1,282 @@ /* ui-tree.c: functions for tree output * * Copyright (C) 2006 Lars Hjemli * * Licensed under GNU General Public License v2 * (see COPYING for full license text) */ #include <ctype.h> #include "cgit.h" #include "html.h" #include "ui-shared.h" char *curr_rev; char *match_path; int header = 0; static void print_text_buffer(const char *name, char *buf, unsigned long size) { unsigned long lineno, idx; const char *numberfmt = "<a class='no' id='n%1$d' name='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) { html("<td class='lines'><pre><code>"); ctx.repo->source_filter->argv[1] = xstrdup(name); cgit_open_filter(ctx.repo->source_filter); - write(STDOUT_FILENO, buf, size); + html_raw(buf, size); cgit_close_filter(ctx.repo->source_filter); 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 unsigned char *sha1, char *path, const char *basename) { enum object_type type; char *buf; unsigned long size; type = sha1_object_info(sha1, &size); if (type == OBJ_BAD) { cgit_print_error(fmt("Bad object name: %s", sha1_to_hex(sha1))); return; } buf = read_sha1_file(sha1, &type, &size); if (!buf) { cgit_print_error(fmt("Error reading object %s", sha1_to_hex(sha1))); return; } htmlf("blob: %s (", sha1_to_hex(sha1)); cgit_plain_link("plain", NULL, NULL, ctx.qry.head, curr_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 (buffer_is_binary(buf, size)) print_binary_buffer(buf, size); else print_text_buffer(basename, buf, size); } static int ls_item(const unsigned char *sha1, const char *base, int baselen, const char *pathname, unsigned int mode, int stage, void *cbdata) { char *name; char *fullpath; char *class; enum object_type type; unsigned long size = 0; name = xstrdup(pathname); fullpath = fmt("%s%s%s", ctx.qry.path ? ctx.qry.path : "", ctx.qry.path ? "/" : "", name); if (!S_ISGITLINK(mode)) { type = sha1_object_info(sha1, &size); if (type == OBJ_BAD) { htmlf("<tr><td colspan='3'>Bad object: %s %s</td></tr>", name, sha1_to_hex(sha1)); return 0; } } html("<tr><td class='ls-mode'>"); cgit_print_filemode(mode); html("</td><td>"); if (S_ISGITLINK(mode)) { htmlf("<a class='ls-mod' href='"); html_attr(fmt(ctx.repo->module_link, name, sha1_to_hex(sha1))); html("'>"); html_txt(name); html("</a>"); } else if (S_ISDIR(mode)) { cgit_tree_link(name, NULL, "ls-dir", ctx.qry.head, curr_rev, fullpath); } else { class = strrchr(name, '.'); if (class != NULL) { class = fmt("ls-blob %s", class + 1); } else class = "ls-blob"; cgit_tree_link(name, NULL, class, ctx.qry.head, curr_rev, fullpath); } htmlf("</td><td class='ls-size'>%li</td>", size); html("<td>"); cgit_log_link("log", NULL, "button", ctx.qry.head, curr_rev, fullpath, 0, NULL, NULL, ctx.qry.showmsg); if (ctx.repo->max_stats) cgit_stats_link("stats", NULL, "button", ctx.qry.head, fullpath); cgit_plain_link("plain", NULL, "button", ctx.qry.head, curr_rev, fullpath); html("</td></tr>\n"); free(name); return 0; } static void ls_head() { 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"); header = 1; } static void ls_tail() { if (!header) return; html("</table>\n"); header = 0; } static void ls_tree(const unsigned char *sha1, char *path) { struct tree *tree; tree = parse_tree_indirect(sha1); if (!tree) { cgit_print_error(fmt("Not a tree object: %s", sha1_to_hex(sha1))); return; } ls_head(); read_tree_recursive(tree, "", 0, 1, NULL, ls_item, NULL); ls_tail(); } static int walk_tree(const unsigned char *sha1, const char *base, int baselen, const char *pathname, unsigned mode, int stage, void *cbdata) { static int state; static char buffer[PATH_MAX]; if (state == 0) { memcpy(buffer, base, baselen); strcpy(buffer+baselen, pathname); if (strcmp(match_path, buffer)) return READ_TREE_RECURSIVE; if (S_ISDIR(mode)) { state = 1; ls_head(); return READ_TREE_RECURSIVE; } else { print_object(sha1, buffer, pathname); return 0; } } ls_item(sha1, base, baselen, pathname, mode, stage, NULL); 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) { unsigned char sha1[20]; struct commit *commit; const char *paths[] = {path, NULL}; if (!rev) rev = ctx.qry.head; curr_rev = xstrdup(rev); if (get_sha1(rev, sha1)) { cgit_print_error(fmt("Invalid revision name: %s", rev)); return; } commit = lookup_commit_reference(sha1); if (!commit || parse_commit(commit)) { cgit_print_error(fmt("Invalid commit reference: %s", rev)); return; } if (path == NULL) { ls_tree(commit->tree->object.sha1, NULL); return; } match_path = path; read_tree_recursive(commit->tree, "", 0, 0, paths, walk_tree, NULL); ls_tail(); } |