htdocs: improved archive. added edit/setfiledata
This commit is contained in:
Daniel Marjamäki
parent
7d47fd65a2
commit
5da31fd2f3
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@ -5,23 +5,6 @@
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#include "webarchive.h"
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static void unencode(const char *src, char *dest)
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{
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for (; *src; src++, dest++) {
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if (*src == '+')
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*dest = ' ';
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else if (*src == '%') {
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int code;
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if (sscanf(src+1, "%2x", &code) != 1)
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code = '?';
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*dest = code;
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src += 2;
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} else
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*dest = *src;
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}
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*dest = '\0';
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}
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const char *validate(const char *data)
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{
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int i;
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@ -0,0 +1,77 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include "webarchive.h"
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const char *validate(const char *data)
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{
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int i;
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if (strncmp(data,"name=",5) != 0)
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return "invalid query string: must start with 'name='";
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i = 5;
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while (isalnum(data[i]))
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i++;
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if (i == 5)
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return "invalid query string: no name";
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if (i > 35)
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return "invalid query string: max name size is 32";
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if (data[i] != '\0')
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return "invalid edit command";
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return NULL;
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}
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int main()
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{
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const char *query_string = getenv("QUERY_STRING");
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if (query_string == NULL) {
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generatepage("Internal error: invalid request");
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} else if (NULL != validate(query_string)) {
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generatepage(validate(query_string));
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} else {
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char *data[MAX_RECORDS] = {0};
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if (!readdata(data, MAX_RECORDS)) {
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generatepage("Failed to read file data");
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return EXIT_SUCCESS;
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}
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char name[32] = {0};
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strcpy(name, getname(query_string));
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int index = -1;
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for (int i = 0; i < MAX_RECORDS && data[i]; i++) {
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if (strcmp(name, getname(data[i])) == 0) {
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index = i;
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break;
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}
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}
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if (index == -1) {
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generatepage("File not found");
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return EXIT_SUCCESS;
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}
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const char *olddata = strstr(data[index], "&data=");
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if (olddata) {
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char *temp = malloc(strlen(olddata+6));
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unencode(olddata+6, temp);
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olddata = temp;
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} else
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olddata = "";
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puts("Content-type: text/html\r\n\r\n");
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puts("<html>");
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puts("<body>");
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puts(" <form action=\"http://cppcheck.sf.net/cgi-bin/setfiledata.cgi\" method=\"get\">");
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printf(" <textarea name=\"name\" cols=\"30\" rows=\"1\" readonly>abcd</textarea><br>\n",name);
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printf(" <textarea name=\"data\" cols=\"60\" rows=\"20\" maxsize=\"512\">123</textarea><br>\n",olddata);
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puts(" <input type=\"submit\" value=\"Save\">");
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puts(" </form>");
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puts("</body>");
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puts("</html>");
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}
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return EXIT_SUCCESS;
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}
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@ -0,0 +1,85 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include "webarchive.h"
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const char *validate(const char *data)
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{
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int i;
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// name
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if (strncmp(data,"name=",5) != 0)
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return "invalid query string: must start with 'name='";
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i = 5;
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while (isalnum(data[i]))
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i++;
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if (i == 5)
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return "invalid query string: no name";
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if (i > 35)
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return "invalid query string: max name size is 32";
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// filedata
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if (strncmp(data+i, "&data=", 6) != 0)
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return "invalid query string: invalid name / no data";
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return NULL;
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}
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int main()
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{
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const char *query_string = getenv("QUERY_STRING");
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if (query_string == NULL) {
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generatepage("Internal error: invalid request");
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} else if (NULL != validate(query_string)) {
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generatepage(validate(query_string));
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} else {
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char *data[MAX_RECORDS] = {0};
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if (!readdata(data, MAX_RECORDS)) {
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generatepage("Failed to read file data");
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return EXIT_SUCCESS;
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}
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char name[32] = {0};
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strcpy(name, getname(query_string));
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int index = -1;
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for (int i = 0; i < MAX_RECORDS && data[i]; i++) {
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if (strcmp(name, getname(data[i])) == 0) {
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index = i;
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break;
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}
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}
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if (index == -1) {
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generatepage("File not found");
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return EXIT_SUCCESS;
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}
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// cleanup data...
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char str[1000] = {0};
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char *dst = str;
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for (const char *src = query_string; *src; src++) {
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*dst = *src;
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dst++;
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if (strncmp(src, "%25", 3) == 0 && isxdigit(src[3]) && isxdigit(src[4]))
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src += 2;
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}
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data[index] = str;
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sortdata(data, MAX_RECORDS);
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FILE *f = fopen("data.txt", "wt");
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if (f == NULL) {
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generatepage("Failed to add file (access denied). Try again.");
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return EXIT_SUCCESS;
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}
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for (int i = 0; i < MAX_RECORDS && data[i]; i++)
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fprintf(f, "%s\n", data[i]);
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fclose(f);
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generatepage("saved.");
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}
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return EXIT_SUCCESS;
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}
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@ -3,6 +3,23 @@
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#define MAX_RECORDS 1000
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static void unencode(const char *src, char *dest)
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{
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for (; *src; src++, dest++) {
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if (*src == '+')
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*dest = ' ';
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else if (*src == '%') {
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int code;
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if (sscanf(src+1, "%2x", &code) != 1)
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code = '?';
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*dest = code;
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src += 2;
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} else
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*dest = *src;
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}
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*dest = '\0';
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}
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int readdata(char * * const data, int sz)
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{
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FILE *f = fopen("data.txt", "rt");
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