From ce4a32fe52ef09d8f5ff1dd22c001110902b60a2 Mon Sep 17 00:00:00 2001
From: toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 25 Nov 2009 17:56:58 +0000
Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
 BUG:215923

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 kdeprint/driverparse.c | 434 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 434 insertions(+)
 create mode 100644 kdeprint/driverparse.c

(limited to 'kdeprint/driverparse.c')

diff --git a/kdeprint/driverparse.c b/kdeprint/driverparse.c
new file mode 100644
index 000000000..2b7a93d60
--- /dev/null
+++ b/kdeprint/driverparse.c
@@ -0,0 +1,434 @@
+#include "driverparse.h"
+
+#include <string.h>
+#include <dirent.h>
+#include <ctype.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+#include <dlfcn.h>
+#include <unistd.h>
+
+char	**files = NULL;
+int	nfiles = 0, maxfiles = 0;
+int	nhandlers = 0, maxhandlers = 0;
+int	nlibs = 0, maxlibs = 0;
+typedef struct
+{
+	void (*init)(const char*);
+	int (*parse)(const char*, FILE*);
+	char	*name;
+	int		namelen;
+} handler;
+handler	**handlers = NULL;
+void	**libs = NULL;
+
+void initHandlers(void)
+{
+	maxhandlers = 10;
+	handlers = (handler**)malloc(sizeof(handler*) * maxhandlers);
+}
+
+void freeHandlers(void)
+{
+	int	i;
+	for (i=0; i<nhandlers; i++)
+	{
+		free(handlers[i]->name);
+		free(handlers[i]);
+	}
+	free(handlers);
+}
+
+void registerHandler(const char *name, void(*initf)(const char*), int(*parsef)(const char*, FILE*))
+{
+	handler	*h = (handler*)malloc(sizeof(handler));
+	h->init = initf;
+	h->parse = parsef;
+	h->name = strdup(name);
+	h->namelen = strlen(h->name);
+	if (maxhandlers == 0)
+		initHandlers();
+	if (nhandlers == maxhandlers)
+	{
+		maxhandlers += 10;
+		handlers = (handler**)realloc(handlers, sizeof(handler*) * maxhandlers);
+	}
+	handlers[nhandlers++] = h;
+}
+
+void addLib(const char *filename)
+{
+	void	*handle = dlopen(filename, RTLD_LAZY);
+	if (handle)
+	{
+		void(*f)(void);
+		if (nlibs == maxlibs)
+		{
+			maxlibs += 5;
+			libs = (void**)realloc(libs, sizeof(void*) * maxlibs);
+		}
+		libs[nlibs++] = handle;
+		f = dlsym(handle, "initialize");
+		if (f)
+		{
+			(*f)();
+		}
+	}
+}
+
+void freeLibs(void)
+{
+	int	i;
+	for (i=0; i<maxlibs; i++)
+		dlclose(libs[i]);
+	free(libs);
+}
+
+void initFiles(void)
+{
+	maxfiles = 100;
+	files = (char**)malloc(sizeof(char*) * maxfiles);
+}
+
+void freeFiles(void)
+{
+	int	i;
+	for (i=0; i<nfiles; i++)
+		free(files[i]);
+	free(files);
+}
+
+void checkSize(void)
+{
+	if (nfiles == maxfiles)
+	{
+		maxfiles += 100;
+		files = (char**)realloc(files, sizeof(char*) * maxfiles);
+	}
+}
+
+void addFile(const char *filename)
+{
+	if (maxfiles == 0)
+		initFiles();
+	checkSize();
+	files[nfiles++] = strdup(filename);
+}
+
+void nextTag(FILE *f, char *tag, int len)
+{
+	int	p = 0;
+	int	c;
+
+	while (!feof(f) && fgetc(f) != '<') ;
+	while (!feof(f) && p < (len-1) && (c = fgetc(f)) != '>')
+		tag[p++] = c;
+	tag[p] = 0;
+}
+
+void readValue(FILE *f, char *value, int len)
+{
+	char	c;
+	int	p = 0;
+
+	while (!feof(f) && p < (len-1) && (c = fgetc(f)) != '<')
+	{
+		if (isspace(c))
+			c = ' ';
+		value[p++] = c;
+	}
+	value[p] = 0;
+}
+
+void readComment(FILE *f, char *comment, int len)
+{
+	char	tag[32] = {0};
+
+	do nextTag(f, tag, 32);
+	while (tag[0] && strcmp(tag, "en") != 0 && strcmp(tag, "/comments") != 0);
+	if (strcmp(tag, "en") == 0)
+		readValue(f, comment, len);
+}
+
+int getMaticPrinterInfos(const char *base, const char *id, char *make, char *model, char *recomm, char *comment, char *pnpmake, char *pnpmodel)
+{
+	char	filePath[256];
+	FILE	*xmlFile;
+	char	tag[32] = {0};
+	int	n = 0;
+	int in_autodetect = 0;
+
+	snprintf(filePath, 256, "%s/%s.xml", base, id);
+	if ( access( filePath, F_OK ) != 0 )
+	{
+		/* file doesn't seem to exists, see if Foomatic ID translation file can help */
+		const char *c;
+		char ID1[ 256 ], ID2[ 256 ];
+		int found = 0;
+
+		/* Locate the actual ID part in the given "id" argument whose format is "printer/<ID>" */
+		c = id;
+		while ( *c && *c != '/' )
+			c++;
+		c++;
+		/* Translation file is usually /usr/share/foomatic/db/oldprinterids */
+		snprintf( filePath, 256, "%s/../oldprinterids", base );
+		if ( ( xmlFile = fopen( filePath, "r" ) ) == NULL )
+			return 0;
+		/* Look for possible translated ID */
+		while ( !feof( xmlFile ) )
+		{
+			if ( fscanf( xmlFile, "%256s %256s", ID1, ID2 ) == 2 )
+			{
+				if ( strcmp( c, ID1 ) == 0 )
+				{
+					snprintf( filePath, 256, "%s/printer/%s.xml", base, ID2 );
+					found = 1;
+					break;
+				}
+			}
+			else
+				break;
+		}
+		fclose( xmlFile );
+		if ( !found )
+			return 0;
+	}
+	xmlFile = fopen(filePath, "r");
+	if (xmlFile == NULL)
+		return 0;
+	while (!feof(xmlFile) && n < 6)
+	{
+		tag[0] = 0;
+		nextTag(xmlFile, tag, 32);
+		if (tag[0])
+		{
+			char	*c;
+			
+			if ( strcmp( tag, "autodetect" ) == 0 )
+			{
+				in_autodetect = 1;
+				continue;
+			}
+			else if ( strcmp( tag, "/autodetect" ) == 0 )
+			{
+				in_autodetect = 0;
+				continue;
+			}
+			else if (!make[0] && strcmp(tag, "make") == 0)
+				c = make;
+			else if (strcmp(tag, "model") == 0)
+			{
+				if ( in_autodetect && !pnpmodel[ 0 ] )
+					c = pnpmodel;
+				else if ( !in_autodetect && !model[ 0 ] )
+					c = model;
+				else
+					continue;
+			}
+			else if ( !pnpmake[0] && in_autodetect && strcmp( tag, "manufacturer" ) == 0 )
+				c = pnpmake;
+			else if (!recomm[0] && strcmp(tag, "driver") == 0)
+				c = recomm;
+			else if (comment && !comment[0] && strcmp(tag, "comments") == 0)
+			{
+				readComment(xmlFile, comment, 4096);
+				n++;
+				continue;
+			}
+			else
+				continue;
+			n++;
+			readValue(xmlFile, c, 64);
+		}
+	}
+	fclose(xmlFile);
+	return 1;
+}
+
+int parseMaticFile(const char *driver, FILE *output)
+{
+	FILE	*drFile;
+	char	name[32] = {0},
+			make[64] = {0},
+			model[64] = {0},
+			tag[32] = {0},
+			recomm[64] = {0},
+			comment[4096] = {0},
+			comment2[4096] = {0},
+			pnpmake[64] = {0},
+			pnpmodel[64] = {0};
+	char	id[128];
+	char	path[256], *c;
+
+	drFile = fopen(driver, "r");
+	if (drFile == NULL)
+		return 0;
+	strncpy(path, driver, 255);
+        path[ 255 ] = '\0';
+	if ((c = strstr(path, "/driver/")) != NULL)
+		*c = 0;
+	c = comment;
+	while (!feof(drFile))
+	{
+		tag[0] = 0;
+		nextTag(drFile, tag, 32);
+		if (tag[0])
+		{
+			if (strcmp(tag, "name") == 0)
+				readValue(drFile, name, 32);
+			else if (strcmp(tag, "comments") == 0)
+				readComment(drFile, c, 4096);
+			else if (strcmp(tag, "printers") == 0)
+				c = comment2;
+			else if (strcmp(tag, "printer") == 0)
+			{
+				id[0] = 0;
+				comment2[0] = 0;
+			}
+			else if (strcmp(tag, "id") == 0)
+				readValue(drFile, id, 128);
+			else if (strcmp(tag, "/printer") == 0 && id[0])
+			{
+				fprintf(output, "FILE=foomatic/%s/%s\n", id+8, name);
+				make[0] = 0;
+				model[0] = 0;
+				recomm[0] = 0;
+				pnpmake[0] = 0;
+				pnpmodel[0] = 0;
+				getMaticPrinterInfos(path, id, make, model, recomm, NULL, pnpmake, pnpmodel);
+				fprintf(output, "MANUFACTURER=%s\n", make);
+				fprintf(output, "MODELNAME=%s\n", model);
+				fprintf(output, "MODEL=%s\n", model);
+				fprintf(output, "DESCRIPTION=%s %s (Foomatic + %s)\n", make, model, name);
+				if (recomm[0] && strcmp(name, recomm) == 0)
+					fprintf(output, "RECOMMANDED=yes\n");
+				if (comment[0] || comment2[0])
+				{
+					fprintf(output, "DRIVERCOMMENT=");
+					if (comment2[0])
+					{
+						fprintf(output, "&lt;h3&gt;Printer note&lt;/h3&gt;%s", comment2);
+					}
+					if (comment[0])
+						fprintf(output, "&lt;h3&gt;General driver note&lt;/h3&gt;%s", comment);
+					fprintf(output, "\n");
+				}
+				if ( pnpmake[0] )
+					fprintf( output, "PNPMANUFACTURER=%s\n", pnpmake );
+				if ( pnpmodel[0] )
+					fprintf( output, "PNPMODEL=%s\n", pnpmodel );
+				fprintf(output, "\n");
+			}
+			else if (strcmp(tag, "/printers") == 0)
+				break;
+		}
+	}
+	fclose(drFile);
+	return 1;
+}
+
+void initMatic(const char *base)
+{
+	char	drPath[256];
+	char	drFile[256];
+	DIR	*foodir;
+	struct dirent	*d;
+	struct stat	st;
+
+	if (strstr(base, "foomatic") == NULL)
+		return;
+
+	snprintf(drPath, 256, "%s/driver", base);
+	foodir = opendir(drPath);
+	if (foodir == NULL)
+		return;
+	while ((d = readdir(foodir)) != NULL)
+	{
+		snprintf(drFile, 256, "foomatic:%s/%s", drPath, d->d_name);
+		if (stat(drFile+9, &st) != 0)
+			continue;
+		else if (!S_ISREG(st.st_mode))
+			continue;
+		addFile(drFile);
+	}
+	closedir(foodir);
+}
+
+void initFoomatic(void)
+{
+	registerHandler("foomatic:", initMatic, parseMaticFile);
+}
+
+int execute(int argc, char *argv[])
+{
+	FILE	*dbFile;
+	int	i;
+	char	*c, *d;
+
+	/* open output driver DB file */
+	if (argc < 2 || argc > 3)
+	{
+		fprintf(stderr, "usage: make_driver_db <db_directory> [output_filename]\n");
+		return -1;
+	}
+	if (argc == 3)
+	{
+		dbFile = fopen(argv[2], "w");
+		if (dbFile == NULL)
+		{
+			fprintf(stderr, "unable to open DB file for writing\n");
+			return -1;
+		}
+	}
+	else
+		dbFile = stdout;
+
+	/* init parsing */
+	c = argv[1];
+	do
+	{
+		d = strchr(c, ':');
+		if (d != NULL)
+			*d = 0;
+		if (strncmp(c, "module:", 7) == 0)
+		{
+			addLib(c+7);
+		}
+		else
+		{
+			for (i=0; i<nhandlers; i++)
+			{
+				(*(handlers[i]->init))(c);
+			}
+		}
+		if (d != NULL)
+			c = d+1;
+	} while (d && *c);
+
+
+	/* do actual parsing */
+	fprintf(stdout, "%d\n", nfiles);
+	fflush(stdout);
+	for (i=0; i<nfiles; i++)
+	{
+		int	hi;
+		for (hi=0; hi<nhandlers; hi++)
+			if (strncmp(files[i], handlers[hi]->name, handlers[hi]->namelen) == 0)
+			{
+				handlers[hi]->parse(files[i]+handlers[hi]->namelen, dbFile);
+				break;
+			}
+		fprintf(stdout, "%d\n", i);
+		fflush(stdout);
+	}
+
+	/* free everything */
+	freeFiles();
+	freeHandlers();
+	freeLibs();
+	if (dbFile != stdout)
+		fclose(dbFile);
+
+	return 0;
+}
-- 
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