LCOV - code coverage report
Current view: top level - Core/Scripting - OOJSOolite.m (source / functions) Hit Total Coverage
Test: coverxygen.info Lines: 0 10 0.0 %
Date: 2025-05-28 07:50:54 Functions: 0 0 -

          Line data    Source code
       1           0 : /*
       2             : 
       3             : OOJSOolite.h
       4             : 
       5             : JavaScript proxy for Oolite (for version checking and similar).
       6             : 
       7             : 
       8             : Oolite
       9             : Copyright (C) 2004-2013 Giles C Williams and contributors
      10             : 
      11             : This program is free software; you can redistribute it and/or
      12             : modify it under the terms of the GNU General Public License
      13             : as published by the Free Software Foundation; either version 2
      14             : of the License, or (at your option) any later version.
      15             : 
      16             : This program is distributed in the hope that it will be useful,
      17             : but WITHOUT ANY WARRANTY; without even the implied warranty of
      18             : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      19             : GNU General Public License for more details.
      20             : 
      21             : You should have received a copy of the GNU General Public License
      22             : along with this program; if not, write to the Free Software
      23             : Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
      24             : MA 02110-1301, USA.
      25             : 
      26             : */
      27             : 
      28             : #import "OOJSOolite.h"
      29             : #import "OOJavaScriptEngine.h"
      30             : #import "OOStringParsing.h"
      31             : #import "OOJSPlayer.h"
      32             : #import "ResourceManager.h"
      33             : 
      34             : 
      35             : static JSBool OoliteGetProperty(JSContext *context, JSObject *this, jsid propID, jsval *value);
      36             : 
      37             : static NSString *VersionString(void);
      38             : static NSArray *VersionComponents(void);
      39             : 
      40             : static JSBool OoliteCompareVersion(JSContext *context, uintN argc, jsval *vp);
      41             : 
      42             : 
      43           0 : static JSClass sOoliteClass =
      44             : {
      45             :         "Oolite",
      46             :         0,
      47             :         
      48             :         JS_PropertyStub,
      49             :         JS_PropertyStub,
      50             :         OoliteGetProperty,
      51             :         JS_StrictPropertyStub,
      52             :         JS_EnumerateStub,
      53             :         JS_ResolveStub,
      54             :         JS_ConvertStub,
      55             :         JS_FinalizeStub
      56             : };
      57             : 
      58             : 
      59           0 : enum
      60             : {
      61             :         // Property IDs
      62             :         kOolite_version,                        // version number components, array, read-only
      63             :         kOolite_versionString,          // version number as string, string, read-only
      64             :         kOolite_jsVersion,                      // JavaScript version, integer, read-only
      65             :         kOolite_jsVersionString,        // JavaScript version as string, string, read-only
      66             :         kOolite_gameSettings,           // Various game settings, object, read-only
      67             :         kOolite_resourcePaths,          // Paths containing resources, built-in plus oxp/oxz, read-only
      68             : };
      69             : 
      70             : 
      71           0 : static JSPropertySpec sOoliteProperties[] =
      72             : {
      73             :         // JS name                                      ID                                                      flags
      74             :         { "gameSettings",                     kOolite_gameSettings,           OOJS_PROP_READONLY_CB },
      75             :         { "jsVersion",                                kOolite_jsVersion,                      OOJS_PROP_READONLY_CB },
      76             :         { "jsVersionString",          kOolite_jsVersionString,        OOJS_PROP_READONLY_CB },
      77             :         { "version",                          kOolite_version,                        OOJS_PROP_READONLY_CB },
      78             :         { "versionString",                    kOolite_versionString,          OOJS_PROP_READONLY_CB },
      79             :         { "resourcePaths",                    kOolite_resourcePaths,          OOJS_PROP_READONLY_CB },
      80             :         { 0 }
      81             : };
      82             : 
      83             : 
      84           0 : static JSFunctionSpec sOoliteMethods[] =
      85             : {
      86             :         // JS name                                      Function                                        min args
      87             :         { "compareVersion",                   OoliteCompareVersion,           1 },
      88             :         { 0 }
      89             : };
      90             : 
      91             : 
      92           0 : void InitOOJSOolite(JSContext *context, JSObject *global)
      93             : {
      94             :         JSObject *oolitePrototype = JS_InitClass(context, global, NULL, &sOoliteClass, OOJSUnconstructableConstruct, 0, sOoliteProperties, sOoliteMethods, NULL, NULL);
      95             :         JS_DefineObject(context, global, "oolite", &sOoliteClass, oolitePrototype, OOJS_PROP_READONLY);
      96             : }
      97             : 
      98             : 
      99           0 : static JSBool OoliteGetProperty(JSContext *context, JSObject *this, jsid propID, jsval *value)
     100             : {
     101             :         if (!JSID_IS_INT(propID))  return YES;
     102             :         
     103             :         OOJS_NATIVE_ENTER(context)
     104             :         
     105             :         id                                              result = nil;
     106             :         
     107             :         switch (JSID_TO_INT(propID))
     108             :         {
     109             :                 case kOolite_version:
     110             :                         result = VersionComponents();
     111             :                         break;
     112             :                 
     113             :                 case kOolite_versionString:
     114             :                         result = VersionString();
     115             :                         break;
     116             :                 
     117             :                 case kOolite_jsVersion:
     118             :                         *value = INT_TO_JSVAL(JS_GetVersion(context));
     119             :                         return YES;
     120             :                 
     121             :                 case kOolite_jsVersionString:
     122             :                         *value = STRING_TO_JSVAL(JS_NewStringCopyZ(context, JS_VersionToString(JS_GetVersion(context))));
     123             :                         return YES;
     124             :                 
     125             :                 case kOolite_gameSettings:
     126             :                         result = [UNIVERSE gameSettings];
     127             :                         break;
     128             :                         
     129             :                 case kOolite_resourcePaths:
     130             :                         result = [ResourceManager paths];
     131             :                         break;
     132             :                 
     133             :                 default:
     134             :                         OOJSReportBadPropertySelector(context, this, propID, sOoliteProperties);
     135             :                         return NO;
     136             :         }
     137             :         
     138             :         *value = OOJSValueFromNativeObject(context, result);
     139             :         return YES;
     140             :         
     141             :         OOJS_NATIVE_EXIT
     142             : }
     143             : 
     144             : 
     145           0 : static NSString *VersionString(void)
     146             : {
     147             :         return [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleVersion"];
     148             : }
     149             : 
     150             : 
     151           0 : static NSArray *VersionComponents(void)
     152             : {
     153             :         return ComponentsFromVersionString(VersionString());
     154             : }
     155             : 
     156             : 
     157             : /*      oolite.compareVersion(versionSpec) : Number
     158             :         returns -1 if the current version of Oolite is less than versionSpec, 0 if
     159             :         they are equal, and 1 if the current version is newer. versionSpec may be
     160             :         a string or an array. Example:
     161             :         if (0 < oolite.compareVersion("1.70"))  log("Old version of Oolite!")
     162             :         else  this.doStuffThatRequires170()
     163             : */
     164           0 : static JSBool OoliteCompareVersion(JSContext *context, uintN argc, jsval *vp)
     165             : {
     166             :         OOJS_NATIVE_ENTER(context)
     167             :         
     168             :         id                                              components = nil;
     169             :         NSEnumerator                    *componentEnum = nil;
     170             :         id                                              component = nil;
     171             :         
     172             :         if (argc == 0)  OOJS_RETURN_VOID;       // Backwards-compatibility: be overly lenient.
     173             :         
     174             :         components = OOJSNativeObjectFromJSValue(context, OOJS_ARGV[0]);
     175             :         if ([components isKindOfClass:[NSArray class]])
     176             :         {
     177             :                 // Require each element to be a number
     178             :                 for (componentEnum = [components objectEnumerator]; (component = [componentEnum nextObject]); )
     179             :                 {
     180             :                         if (![component isKindOfClass:[NSNumber class]])
     181             :                         {
     182             :                                 components = nil;
     183             :                                 break;
     184             :                         }
     185             :                 }
     186             :         }
     187             :         else if ([components isKindOfClass:[NSString class]])
     188             :         {
     189             :                 components = ComponentsFromVersionString(components);
     190             :         }
     191             :         else  components = nil;
     192             :         
     193             :         if (components != nil)
     194             :         {
     195             :                 OOJS_RETURN_INT((int32_t)CompareVersions(components, VersionComponents()));
     196             :         }
     197             :         else
     198             :         {
     199             :                 OOJS_RETURN_VOID;
     200             :         }
     201             :         
     202             :         OOJS_NATIVE_EXIT
     203             : }

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