////////////////////////////////////////////////////////////////////////////
//
//	Author:		Markus Diersbock
//
//	Purpose:	Parses weblog for pattern and outputs to file
//				if found.
//
//	Created:	2001/10/27
//
//	Notes:		Originally created for AAA to find intcampid's
//
//	EXE: http://www.swingnote.com/getcode.php?name=prsweb.zip
////////////////////////////////////////////////////////////////////////////

#include <stdio.h>
#include <string.h>

// Variables
char infilename[256];
char outfilename[256];
char searchstring[51];
int verbose=0;

// Functions
bool checkline(const char *instring);

int main(int args, char *argv[]) {

	char readline[1001];
	FILE *infile;
	FILE *outfile;

	if (!(args > 3)) {
		printf("\n Usage: prsweb <in file> <out file> <pattern> [/v]\n\n");
		return -1;
	}

	strcpy(infilename, argv[1]);
	strcpy(outfilename, argv[2]);
	strcpy(searchstring, argv[3]);

	if (args==5) {
		if (strcmp(argv[4],"/v") > 0) verbose=1;
	}

	if ((infile = fopen(infilename,"r"))==NULL || (outfile = fopen(outfilename, "w"))==NULL) {
		printf("\nError opening file(s)!\n\n");
		return -1;
	}

	// Get line and write if match
	while (!feof(infile)) {
		fgets(readline,sizeof(readline),infile);
		if ((checkline(readline))==true) {
			if (fputs(readline,outfile)==-1) {
				printf("Error writing to %s file!\n", outfilename);
			}
		}
	}


	if (fclose(infile)==-1 || fclose(outfile)==-1) {
		printf("\nError closing file(s)!\n\n");
		return -1;
	}

	return 0;
}

bool checkline(const char *instring) {
	if (strstr(instring,searchstring) > 0) {
		if (verbose==1) printf("%s", instring);
		return true;
	}
	return false;
}