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some work
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@ahamid
ahamid committed Feb 5, 2011
1 parent ce6575a commit 1dac9c8
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Showing 2 changed files with 76 additions and 12 deletions.
74 changes: 67 additions & 7 deletions src/main/java/com/caucho/quercus/lib/filter/FilterModule.java
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Original file line number Diff line number Diff line change
Expand Up @@ -29,12 +29,19 @@

package com.caucho.quercus.lib.filter;

import java.util.HashMap;
import java.util.Map;

import com.caucho.quercus.UnimplementedException;
import com.caucho.quercus.annotation.Optional;
import com.caucho.quercus.env.ArrayValue;
import com.caucho.quercus.env.BooleanValue;
import com.caucho.quercus.env.CompiledConstStringValue;
import com.caucho.quercus.env.Env;
import com.caucho.quercus.env.EnvVar;
import com.caucho.quercus.env.MethodIntern;
import com.caucho.quercus.env.StringValue;
import com.caucho.quercus.env.UnicodeValueImpl;
import com.caucho.quercus.env.Value;
import com.caucho.quercus.module.AbstractQuercusModule;
import com.caucho.server.snmp.types.IntegerValue;
Expand Down Expand Up @@ -120,14 +127,53 @@ public class FilterModule extends AbstractQuercusModule {
public static final int FILTER_FLAG_NO_RES_RANGE = 0x400000; // Deny reserved addresses in "validate_ip" filter.
public static final int FILTER_FLAG_NO_PRIV_RANGE = 0x800000; // Deny private addresses in "validate_ip" filter.

/* Superglobal constants. Not exposed by Quercus core? */
private static final CompiledConstStringValue _GLOBALS = new CompiledConstStringValue("GLOBALS");
private static final CompiledConstStringValue _SERVER = new CompiledConstStringValue("_SERVER");
private static final CompiledConstStringValue _GET = new CompiledConstStringValue("_GET");
private static final CompiledConstStringValue _POST = new CompiledConstStringValue("_POST");
private static final CompiledConstStringValue _FILES = new CompiledConstStringValue("_FILES");
private static final CompiledConstStringValue _REQUEST = new CompiledConstStringValue("_REQUEST");
private static final CompiledConstStringValue _COOKIE = new CompiledConstStringValue("_COOKIE");
private static final CompiledConstStringValue _SESSION = new CompiledConstStringValue("_SESSION");
private static final CompiledConstStringValue _ENV = new CompiledConstStringValue("_ENV");

private static final HashMap<StringValue,Value> _constMap = new HashMap<StringValue,Value>();
static {
// not sure whether these should be in core or filter module
addConstant(_constMap, "INPUT_POST", INPUT_POST);
addConstant(_constMap, "INPUT_GET", INPUT_GET);
addConstant(_constMap, "INPUT_COOKIE", INPUT_COOKIE);
addConstant(_constMap, "INPUT_ENV", INPUT_ENV);
addConstant(_constMap, "INPUT_SERVER", INPUT_SERVER);
addConstant(_constMap, "INPUT_SESSION", INPUT_SESSION);
addConstant(_constMap, "INPUT_REQUEST", INPUT_REQUEST);
}

public FilterModule() {
}


@Override
public Map<StringValue,Value> getConstMap()
{
return _constMap;
}

@Override
public String[] getLoadedExtensions() {
return new String[]{"filter"};
}

private static final boolean arrayHasValue(Value value, StringValue name) {
if (! (value instanceof ArrayValue))
return false;

ArrayValue array = (ArrayValue) value;

Value v = array.get(name);
return !(v == null || v.isNull() || v.isEmpty());
}

/**
* filter_has_var — Checks if variable of specified type exists
* @param env The Quercus Environment
Expand All @@ -139,14 +185,28 @@ public BooleanValue filter_has_var(Env env, IntegerValue type, StringValue varia
{
// cast to int for switch; type value must fit within int range
switch ((int) type.getLong()) {
case INPUT_GET: break;
case INPUT_POST: break;
case INPUT_COOKIE: break;
case INPUT_SERVER: break;
case INPUT_ENV: break;
case INPUT_GET:
return BooleanValue.create(arrayHasValue(env.getGlobalEnvVar(_GET, false, false).get(), variable_name));
case INPUT_POST:
return BooleanValue.create(arrayHasValue(env.getGlobalEnvVar(_POST, false, false).get(), variable_name));
case INPUT_COOKIE:
return BooleanValue.create(arrayHasValue(env.getGlobalEnvVar(_COOKIE, false, false).get(), variable_name));
case INPUT_SERVER:
return BooleanValue.create(arrayHasValue(env.getGlobalEnvVar(_SERVER, false, false).get(), variable_name));
case INPUT_ENV:
return BooleanValue.create(arrayHasValue(env.getGlobalEnvVar(_ENV, false, false).get(), variable_name));
case INPUT_SESSION:
return BooleanValue.create(arrayHasValue(env.getGlobalEnvVar(_SESSION, false, false).get(), variable_name));
case INPUT_REQUEST:
return BooleanValue.create(arrayHasValue(env.getGlobalEnvVar(_REQUEST, false, false).get(), variable_name));
default:
return BooleanValue.FALSE;
// TODO:
// throw something?

}
throw new UnimplementedException("filter_has_var not yet implemented ");

//throw new UnimplementedException("filter_has_var not yet implemented ");
}


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14 changes: 9 additions & 5 deletions src/test/java/com/aucho/quercus/lib/filter/TestQuercusFilter.java
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Expand Up @@ -3,21 +3,25 @@
import org.junit.Before;
import org.junit.Test;

import com.caucho.quercus.QuercusEngine;
import com.caucho.quercus.module.ModuleInfo;
import com.caucho.quercus.script.QuercusScriptEngine;
import com.caucho.quercus.script.QuercusScriptEngineFactory;


public class TestQuercusFilter {
private QuercusEngine engine;
private QuercusScriptEngine engine;
@Before
public void setUp() {
engine = new QuercusEngine();
engine = (QuercusScriptEngine) new QuercusScriptEngineFactory().getScriptEngine();
}

@Test
public void testFilter() throws Exception {
System.out.println(engine.execute("<?php\n" +
engine.eval("<?php\n" +
"$_GET['test'] = 1;" +
"echo INPUT_GET;" +
"echo INPUT_SESSION;" +
"echo filter_has_var(INPUT_GET, 'test') ? 'Yes' : 'No';"+
"?>"));
"?>");
}
}

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