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#include <iostream>
#include <fstream>
#include <cstring>
#include <dirent.h>
#include <sys/stat.h>
#include <libpq-fe.h>
using namespace std;
// The uglyness that is global variables :-)
static char *version;
static PGconn *conn;
// Forward declaration
static bool ProcessFile(char *fullname, char *filename);
int main(int argc, char *argv[])
{
// Check the syntax
if (argc < 6) {
cout << "Usage: " << argv[0] << " <Directory> <Version> <Server IP Address> <DB Name> <Username> [<Password>]\n\n";
exit(1);
}
version = argv[2];
struct dirent *de;
DIR *d = opendir(argv[1]);
if (!d) {
cerr << "Couldn't open directory " << argv[1] << "!" << endl;
exit(1);
}
// Open the db connection
char connstr[1024];
sprintf(connstr, "host=%s dbname=%s user=%s", argv[3], argv[4], argv[5]);
if (argc == 5) {
strcat(connstr, " password=");
strcat(connstr, argv[6]);
}
conn = PQconnectdb(connstr);
if (PQstatus(conn) != CONNECTION_OK)
{
cerr << "Failed to connect to database: " << PQerrorMessage(conn) << endl;
exit(1);
}
if (PQresultStatus(PQexec(conn, "BEGIN TRANSACTION")) != PGRES_COMMAND_OK)
{
cerr << "Failed to start transaction: " << PQerrorMessage(conn) << endl;
exit(1);
}
char qry[128];
sprintf(qry,"DELETE FROM docs WHERE version='%s'",version);
if (PQresultStatus(PQexec(conn, qry)) != PGRES_COMMAND_OK)
{
cerr << "Failed to delete old documentation: " << PQerrorMessage(conn) << endl;
exit(1);
}
if (PQresultStatus(
PQprepare(conn, "docins", "INSERT INTO docs (file, version, title, content) VALUES ($1, $2, $3, $4)", 4, NULL)
) != PGRES_COMMAND_OK)
{
cerr << "Failed to prepare insert statement: " << PQerrorMessage(conn) << endl;
exit(1);
}
while ((de = readdir(d)) != NULL)
{
char fn[1024];
struct stat st;
if (!strcmp(de->d_name,".") ||
!strcmp(de->d_name,".."))
continue;
sprintf(fn, "%s/%s", argv[1], de->d_name);
if (stat(fn, &st) < 0)
{
cerr << "Couldn't stat file " << fn << "!" << endl;
exit(1);
}
if (S_ISDIR(st.st_mode))
{
cerr << "Found subdirectory: " << fn << endl << "NOT SUPPORTED!" << endl;
exit(1);
}
else
{
cout << "Processing file: " << de->d_name << endl;
if (!ProcessFile(fn, de->d_name))
exit(1);
}
}
closedir(d);
if (PQresultStatus(PQexec(conn, "COMMIT")) != PGRES_COMMAND_OK)
{
cerr << "Failed to commit transaction: " << PQerrorMessage(conn) << endl;
exit(1);
}
PQfinish(conn);
return 0;
}
static bool ProcessFile(char *fullname, char *filename)
{
// Open the file
ifstream inFile(fullname);
if (!inFile) {
cerr << "Couldn't open " << fullname << " for input!" << endl;
return false;
}
// Read, and try to tidy up the HTML a bit. This is a hack from hell, but if DocBook
// didn't write such nastily formatted HTML...
int inBody = 0, inPre = 0;
char str1[8192], str2[256000], content[256000], title[255], temp[2];
memset(str1,0,sizeof(str1));
memset(content,0,sizeof(content));
memset(title,0,sizeof(title));
memset(temp,0,sizeof(temp));
while (!inFile.eof()) {
char *str1pt = str1;
inFile.getline(str1, 8192, '\n');
if ((inBody == 1) && (strstr(str1, ">") != 0)) {
inBody = 2;
if (str1[0] == '>')
str1pt++; /* Skip past this starter */
} else {
if (strstr(str1, "<BODY") != 0) inBody = 1;
if (strstr(str1, "</BODY") != 0) inBody = 0;
}
// Try to get the title
if ((inBody == 0) && title[0] == '\0' && (strstr(str1, "</TITLE") != 0)) {
for (int i = 1; str1[i] != '<'; i++) {
if (str1[i] == '\'') {
strcat(title, "\\\'");
} else if (str1[i] == '\\') {
strcat(title, "\\\\");
} else {
sprintf(temp, "%c\0", str1[i]);
strcat(title, temp);
}
}
}
if (inBody == 2) {
// Are we in pre-formatted text?
if (strstr(str1, "<PRE") != 0) inPre = 1;
if (inPre == 0) {
// Remove CRs and LFs
if ((str1[strlen(str1) - 1] == 10) || (str1[strlen(str1) - 1] == 13)) str1[strlen(str1) - 1] = 0;
if ((str1[strlen(str1) - 1] == 10) || (str1[strlen(str1) - 1] == 13)) str1[strlen(str1) - 1] = 0;
} else {
if ((str1[strlen(str1) - 1] != 10) && (str1[strlen(str1) - 1] != 13)) strcat(str1,"\n");
}
if ((str1[0] != '>') && (strlen(content)) && (inPre == 0)) strcat(content, " ");
// Replace all tabs with spaces
for (int i = 0; i < strlen(str1); i++)
if (str1[i] == '\t')
str1[i] = ' ';
strcat(content, str1pt);
// Have we left pre-formatted text?
if (strstr(str1, "</PRE") != 0) inPre = 0;
}
}
// Make sure we're terminated
strcat(content, ">");
// Execute our prepared query
PGresult *qryRes;
char *paramVals[4] = { filename, version, title, content };
int paramLengths[4] = { strlen(filename), strlen(version), strlen(title), strlen(content) };
qryRes = PQexecPrepared(conn, "docins", 4, paramVals, paramLengths, NULL, 0);
if (PQresultStatus(qryRes) != PGRES_COMMAND_OK)
{
cerr << "Query failed: " << PQerrorMessage(conn) << endl;
exit(1);
}
PQclear(qryRes);
return true;
}
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