1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
|
#include <sys/stat.h>
#include <sys/types.h>
#include <ctype.h>
#include <err.h>
#include <errno.h>
#include <limits.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include <utime.h>
#include "util.h"
static char *line = NULL;
size_t linesize = 0;
static struct utimbuf contenttime;
static time_t comparetime;
static unsigned long totalnew = 0;
static struct feed **feeds = NULL;
/* normalize path names, transform to lower-case and replace non-alpha and
* non-digit with '-' */
static size_t
normalizepath(const char *path, char *buf, size_t bufsiz)
{
size_t i = 0, r = 0;
for (; *path && i < bufsiz; path++) {
if (isalpha((int)*path) || isdigit((int)*path)) {
buf[i++] = tolower((int)*path);
r = 0;
} else {
/* don't repeat '-' */
if (!r)
buf[i++] = '-';
r++;
}
}
/* remove trailing '-' */
for (; i > 0 && (buf[i - 1] == '-'); i--)
;
if (bufsiz > 0)
buf[i] = '\0';
return i;
}
static void
printfeed(FILE *fpitems, FILE *fpin, struct feed *f)
{
char dirpath[PATH_MAX], filepath[PATH_MAX];
char *fields[FieldLast], *feedname;
char name[PATH_MAX];
size_t namelen;
struct stat st;
FILE *fpcontent = NULL;
unsigned int isnew;
time_t parsedtime;
int r;
if (f->name[0])
feedname = f->name;
else
feedname = "unnamed";
/* make directory for feedname */
if (!(namelen = normalizepath(feedname, name, sizeof(name))))
return;
if (strlcpy(dirpath, name, sizeof(dirpath)) >= sizeof(dirpath))
errx(1, "strlcpy: path truncation");
/* directory doesn't exist: try to create it. */
if (stat(dirpath, &st) == -1 && mkdir(dirpath, S_IRWXU) == -1)
err(1, "mkdir: %s", dirpath);
/* menu if not unnamed */
if (f->name[0]) {
fputs("<h2 id=\"", fpitems);
printxmlencoded(f->name, fpitems);
fputs("\"><a href=\"#", fpitems);
printxmlencoded(f->name, fpitems);
fputs("\">", fpitems);
printxmlencoded(f->name, fpitems);
fputs("</a></h2>\n", fpitems);
}
fputs("<table cellpadding=\"0\" cellspacing=\"0\">\n", fpitems);
while (parseline(&line, &linesize, fields, FieldLast, '\t', fpin) > 0) {
/* write content */
if (!(namelen = normalizepath(fields[FieldTitle], name, sizeof(name))))
continue;
r = snprintf(filepath, sizeof(filepath), "%s/%s.html", dirpath, name);
if (r == -1 || (size_t)r >= sizeof(filepath))
errx(1, "snprintf: path truncation");
/* file doesn't exist yet and has write access */
if (access(filepath, F_OK) != 0) {
if (!(fpcontent = fopen(filepath, "w+b")))
err(1, "fopen: %s", filepath);
fputs("<html><head><link rel=\"stylesheet\" type=\"text/css\" href=\"../../style.css\" />"
"<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" /></head>\n"
"<body class=\"frame\"><div class=\"content\">"
"<h2><a href=\"", fpcontent);
printxmlencoded(fields[FieldLink], fpcontent);
fputs("\">", fpcontent);
printxmlencoded(fields[FieldTitle], fpcontent);
fputs("</a></h2>", fpcontent);
printcontent(fields[FieldContent], fpcontent);
fputs("</div></body></html>", fpcontent);
fclose(fpcontent);
}
/* set modified and access time of file to time of item. */
r = strtotime(fields[FieldUnixTimestamp], &parsedtime);
if (r != -1) {
contenttime.actime = parsedtime;
contenttime.modtime = parsedtime;
utime(filepath, &contenttime);
}
isnew = (r != -1 && parsedtime >= comparetime) ? 1 : 0;
totalnew += isnew;
f->totalnew += isnew;
f->total++;
if (isnew)
fputs("<tr class=\"n\">", fpitems);
else
fputs("<tr>", fpitems);
fputs("<td nowrap valign=\"top\">", fpitems);
fputs(fields[FieldTimeFormatted], fpitems);
fputs("</td><td nowrap valign=\"top\">", fpitems);
if (isnew)
fputs("<b><u>", fpitems);
fputs("<a href=\"", fpitems);
fputs(filepath, fpitems);
fputs("\" target=\"content\">", fpitems);
printxmlencoded(fields[FieldTitle], fpitems);
fputs("</a>", fpitems);
if (isnew)
fputs("</u></b>", fpitems);
fputs("</td></tr>\n", fpitems);
}
fputs("</table>\n", fpitems);
}
int
main(int argc, char *argv[])
{
FILE *fpindex, *fpitems, *fpmenu, *fp;
int showsidebar = (argc > 1);
int i;
struct feed *f;
if (!(feeds = calloc(argc, sizeof(struct feed *))))
err(1, "calloc");
/* 1 day is old news */
comparetime = time(NULL) - 86400;
/* write main index page */
if (!(fpindex = fopen("index.html", "w+b")))
err(1, "fopen: index.html");
if (!(fpmenu = fopen("menu.html", "w+b")))
err(1, "fopen: menu.html");
if (!(fpitems = fopen("items.html", "w+b")))
err(1, "fopen: items.html");
fputs("<html><head><link rel=\"stylesheet\" type=\"text/css\" href=\"../style.css\" />"
"<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" /></head>"
"<body class=\"frame\"><div id=\"items\">", fpitems);
if (argc == 1) {
if (!(feeds[0] = calloc(1, sizeof(struct feed))))
err(1, "calloc");
feeds[0]->name = "";
printfeed(fpitems, stdin, feeds[0]);
} else {
for (i = 1; i < argc; i++) {
if (!(feeds[i - 1] = calloc(1, sizeof(struct feed))))
err(1, "calloc");
feeds[i - 1]->name = xbasename(argv[i]);
if (!(fp = fopen(argv[i], "r")))
err(1, "fopen: %s", argv[i]);
printfeed(fpitems, fp, feeds[i - 1]);
if (ferror(fp))
err(1, "ferror: %s", argv[i]);
fclose(fp);
}
}
fputs("\n</div></body>\n</html>", fpitems); /* div items */
if (showsidebar) {
fputs("<html><head>"
"<link rel=\"stylesheet\" type=\"text/css\" href=\"../style.css\" />\n"
"<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />\n"
"</head><body class=\"frame\"><div id=\"sidebar\">", fpmenu);
for (i = 1; i < argc; i++) {
f = feeds[i - 1];
if (f->totalnew)
fputs("<a class=\"n\" href=\"items.html#", fpmenu);
else
fputs("<a href=\"items.html#", fpmenu);
printxmlencoded(f->name, fpmenu);
fputs("\" target=\"items\">", fpmenu);
if (f->totalnew > 0)
fputs("<b><u>", fpmenu);
printxmlencoded(f->name, fpmenu);
fprintf(fpmenu, " (%lu)", f->totalnew);
if (f->totalnew > 0)
fputs("</u></b>", fpmenu);
fputs("</a><br/>\n", fpmenu);
}
fputs("</div></body></html>", fpmenu);
}
fputs("<!DOCTYPE html><html><head>\n\t<title>Newsfeed (", fpindex);
fprintf(fpindex, "%lu", totalnew);
fputs(")</title>\n\t<link rel=\"stylesheet\" type=\"text/css\" href=\"../style.css\" />\n"
"<meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" />\n"
"</head>\n", fpindex);
if (showsidebar) {
fputs("<frameset framespacing=\"0\" cols=\"200,*\" frameborder=\"1\">\n"
" <frame name=\"menu\" src=\"menu.html\" target=\"menu\">\n", fpindex);
} else {
fputs("<frameset framespacing=\"0\" cols=\"*\" frameborder=\"1\">\n", fpindex);
}
fputs("\t<frameset id=\"frameset\" framespacing=\"0\" cols=\"50%,50%\" frameborder=\"1\">\n"
"\t\t<frame name=\"items\" src=\"items.html\" target=\"items\">\n"
"\t\t<frame name=\"content\" target=\"content\">\n"
"\t</frameset>\n"
"</frameset>\n"
"</html>", fpindex);
fclose(fpitems);
fclose(fpmenu);
fclose(fpindex);
return 0;
}
|
